Cable managers are provided. A cable manager includes a body configured to be selectively engaged with a loose end of a first cable, wherein the body defines an effective unbiased length, as measured in an unbiased state, and an effective biased length, as measured in a biased state, and wherein the effective biased length is greater than the effective unbiased length.
A folding, flared utility vault or enclosure that may be used to protect public utility valves, electrical cables, switches, fiber optic cables, or the like is provided. The system generally comprises a base box having a front panel, back panel, and side panels. Alternative embodiments may further comprise an extension box having a front extension panel, back extension panel, and side extension panels. The various panels of the base box and extension box may have flared bottoms that prevent removal after installation. Additionally, a user may attach extension boxes to the base box to increase the amount of storage area within the system.
A patch panel may include a tray that is slidable between a retracted position and an extended position on tray supports and features for holding the tray in the retracted position and in the extended position. The patch panel may also include a cassette that is slidable on cassette supports, latches for engaging the cassette to block movement of the cassette and features for disengaging the latches.
A fiber optic cassette includes a cassette body, the cassette body extending along a longitudinal axis between a front and a rear, extending along a lateral axis between a first side and a second side, and extending along a transverse axis between a bottom and a top. The fiber optic cassette further includes a plurality of fiber optic adapter apertures defined at the front of the cassette body. The fiber optic cassette further includes a side channel defined at the first side of the cassette body, the side channel including an entry aperture spaced from the rear of the cassette body along the longitudinal axis. The fiber optic cassette further includes a splice module receptacle defined in the cassette body.
A fiber optic cable assembly and fiber optic connector assembly are provided. The connector assembly includes a first and second middle body each forming open ends through which an optical fiber is extendable along a longitudinal direction. The second middle body forms an inner body configured to extend into the first middle body. A connector body is configured to retain a fiber optic connector. The connector body is coupled respectively to the first and second middle bodies. An outer body extends along the longitudinal direction and is configured to couple to the connector body and respective first and second middle bodies. The outer body is configured to surround a mating interface at which the connector body abuts to respective first and second middle bodies.
An optical fiber cable includes: a sheath; and a core that is housed in the sheath and includes optical fibers. Recesses and protrusions are disposed alternately in a circumferential direction on an outer circumferential surface of the sheath. The optical fiber cable has a compressive strength of 12.8 N/mm2 or greater and 32.4 N/mm2 or less.
An optical fiber cable includes: a sheath; a core that is housed in the sheath and comprises optical fibers; tensile strength members embedded in the sheath; and ripcords embedded in the sheath. Recesses and protrusions are disposed alternately in a circumferential direction on an outer circumferential surface of the sheath. The recesses each include: two connecting portions respectively connected to radial inner ends of two adjacent protrusions; and a bottom surface positioned between the two connecting portions. In a transverse cross-sectional view, the ripcords are positioned inside some of the protrusions, and the tensile strength members are positioned inside the remaining protrusions.
A patch panel includes a cabinet and a cassette. A pair of cassette guides is positioned within the cabinet. The pair of cassette guides are spaced along a lateral direction such that the cassette is receivable between the pair of cassette guides. The cassette is slidable along a transverse direction on the pair of cassette guides. At least one of the pair of cassette guides includes a first rail and a second rail that are spaced apart along a vertical direction. The cassette is slidable along the transverse direction between the first and second rails. Each end of the first rail is cantilevered such that each end of the first rail is moveable along the vertical direction.
An adaptor and a method for mating a fiber optic connector to an adaptor are provided. The adaptor includes a retaining clip including a slideable surface. A shutter spring is positioned along the slideable surface. A shutter is pivotally connected to the retaining clip from a first angle prior to insertion of the connector into the adaptor to a second angle after receiving the connector. A main body forms an opening through which the retaining clip is received. The connector is insertable through an opening formed by a bushing and a sleeve. The method includes sliding the shutter spring into the retaining clip, connecting the shutter to the shutter spring, biasing the shutter in a forward direction via the shutter spring held in a non-orthogonal angle prior to insertion of the connector, and inserting the retaining clip including the shutter and the shutter spring into the main body.
A fiber optic distribution cable includes a central inner jacket formed from one of a polyvinyl chloride or a low smoke zero halogen material, a plurality of optical fibers disposed within the inner jacket, and a plurality of first strength members disposed within the inner jacket. The fiber optic distribution cable further includes an outer jacket surrounding the central inner jacket, the outer jacket formed from the one of the polyvinyl chloride or the low smoke zero halogen material, and a plurality of second strength members disposed between the outer jacket and the central inner jacket. A fiber density of the cable is greater than 0.65 fibers per square millimeter.
A handhole system, a quick-connect telecommunications system, and a method for fiber optic connection at a handhole is provided. A plurality of closures includes a sealed body including a multi-port connector corresponding to a plurality of optical fibers extending from an interior of the body to an exterior. A connector body has a hub including a plurality of receptacles having a plurality of connectors configured to receive respective multi-port connectors from the plurality of closures. The connector body includes a neck having an input cable port configured to receive an input cable connector and an output cable port configured to receive an output cable connector. The neck is coupled to the hub to communicatively couple the input cable port and output cable port to the plurality of receptacles at the hub. The plurality of receptacles is configured to communicatively couple respective closures to the input cable and the output cable.
An apparatus, controller, and method for polarity detection, optical insertion loss measurement, optical power measurement, fiber length measurement, and optical fiber communication is provided, configured to transmit light from a light source; adjust a signal parameter of the light; compare an output optical signal parameter pattern of a cabling-under-test with a polarity pattern template; and determine the polarity of the cabling-under-test based at least on a best-fit of the output optical signal parameter pattern to the polarity pattern template.
An optical fiber node including: a housing; a module including a plurality of connection ports configured to be coupled with optical fibers, the module being disposed in the housing and having indicators associated with at least some of the plurality of connection ports; and a controller disposed in the housing, wherein the controller manages a database associated with the plurality of connection ports and adjusts the indicators during a wiring operation of the optical fiber node.
A lid for a utility enclosure having a front end, a rear end, a right side, a left side, a top lid portion, and a bottom, defining an interior. Large reinforcement ribs are on an interior surface of the top lid portion and form a lattice-type structure. Small reinforcement ribs are mounted in spaces formed by the lattice type structure. The lid is made of glass fiber-reinforced polypropylene and metal bars or rebar are embedded in the large reinforcement ribs. The metal bars are positioned near a bottom of the large reinforcement ribs and spaced above the bottom. The physical structure of the lid and the lid's composition, consisting essentially of glass fiber-reinforced polypropylene, are constructed so that the lid withstands up to 33,750 pounds of force without breaking or being deformed.
B65D 6/18 - Containers having bodies formed by interconnecting or uniting two or more rigid, or substantially rigid, components made wholly or mainly of metal, plastics, wood or substitutes therefor collapsible with hinged components
H02G 3/08 - Distribution boxes; Connection or junction boxes
A fiber optic tray system includes a tray. The tray includes a tray body, the tray body extending along a longitudinal axis between a front and a rear and extending along a lateral axis between a first side and a second side. The tray further includes a plurality of alignment rails, each of the plurality of alignment rails protruding from the tray body along a transverse axis. The tray further includes a plurality of retainer features disposed at the rear of the tray body. The fiber optic tray system further includes a fiber optic module, the fiber optic module including an outer housing and at least one retainment feature. The at least one retainment feature is interfaced with at least one of the plurality of retainer features to retain the fiber optic module on the tray.
A splice closure apparatus and a fiber optic distribution network are provided. The splice closure apparatus includes a housing forming a plenum and an opening. A mount plate is affixed in the plenum within the housing, A signal splitter device is affixed to the mount plate. A fiber optic cable stub is extended through the opening of the housing. The cable stub includes an input optical fiber operably connected to the signal splitter device. The cable stub includes an output optical fiber operably connected to the signal splitter device.
An indoor/outdoor micro-duct cable includes a central strength member, and six outer members surrounding the central strength member in a 6@1 configuration. At least one of the outer members is a buffer tube. A plurality of optical fibers are disposed within the buffer tube. The others of the six outer members are filler rods. The cable further includes an outer jacket surrounding the six outer members, the outer jacket having a diameter of less than 9 millimeters and a thickness of less than 1.7 millimeters. The outer jacket is formed from a flame retardant material. The filler rods are formed from a flame retardant material different from the flame retardant material of the outer jacket.
Optical fiber mass splice methods and assemblies are provided. A method may include securing a fiber clamp to a fiber setting fixture, the fiber setting fixture including a fiber alignment block and a backstop. A plurality of fiber grooves may be defined in the fiber alignment block. The method may further include inserting a plurality of optical fibers into the fiber setting fixture such that each of the plurality of optical fibers is disposed in one of the plurality of fiber grooves and contacts the backstop. The method may further include loading, after the inserting step, each of the plurality of optical fibers into the fiber clamp. The method may further include clamping the plurality of optical fibers in the fiber clamp.
A folding, flared utility vault or enclosure that may be used to protect public utility valves, electrical cables, switches, fiber optic cables, or the like is provided. The system generally comprises a base box having a front panel, back panel, and side panels. Alternative embodiments may further comprise an extension box having a front extension panel, back extension panel, and side extension panels. The various panels of the base box and extension box may have flared bottoms that prevent removal after installation. Additionally a user may attach extension boxes to the base box to increase the amount of storage area within the system.
A butt closure base includes a base housing extending along a longitudinal axis between a first outer surface and a second outer surface, the base housing defining a plurality of cavities between the first and second outer surfaces, the plurality of cavities aligned in an annular array. A first gel is disposed in each of the plurality of cavities. The butt closure base further includes a plurality of wedge assemblies, each of the plurality of wedge assemblies removably insertable into one of the plurality of cavities. Each of the plurality of wedge assemblies includes an outer cover, a second gel, and a main pressure plate in contact with the second gel. The main pressure plate is movable along the longitudinal axis to apply pressure to the second gel.
Telecommunication enclosures are provided. A terminal enclosure for a telecommunications system includes a housing including a base and a cover, the housing defining an internal volume configured to receive one or more telecommunication elements therein, wherein the base includes a first side and a second side opposite the first side, wherein the base and cover are pivotally coupled together at a hinged interface to selectively close the internal volume of the housing, and wherein the hinged interface is reconfigurable between the first and second sides of the base.
A butt closure base includes a base housing defining a plurality of cavities. A first gel is disposed in each of the plurality of cavities. The butt closure base further includes a plurality of wedge assemblies, each of the plurality of wedge assemblies removably insertable into one of the plurality of cavities. Each of the plurality of wedge assemblies includes an outer cover, a second gel, and a main pressure plate in contact with the second gel. The main pressure plate is movable along a longitudinal axis to apply pressure to the second gel. Each of the plurality of wedge assemblies further includes a latch assembly. The latch assembly includes an adjustable tab and a stop member movable between a first position which limits movement of the adjustable tab and a second position in which movement of the adjustable tab is not limited by the stop member.
An organizer assembly includes a primary basket extending along a longitudinal axis between a first open end and a second closed end, the primary basket defining an interior. The organizer assembly further includes a bracket assembly extending along a transverse axis at the first open end of the basket, the bracket assembly including a plurality of hinge assemblies. The organizer assembly further includes a plurality of organizer trays, each of the plurality of organizer trays rotatably connectable to the bracket assembly at one of the plurality of hinge assemblies. Each of the plurality of organizer trays is rotatable between a first position wherein the organizer tray is aligned along the longitudinal axis and a second position wherein the organizer tray is aligned along the transverse axis.
A cable assembly includes a cable and a cable mounting clamp. The cable mounting clamp includes a base removably connectable to a surface. The base includes an outer body which defines an inner channel and a support ramp disposed within the inner channel, the inner channel extending along a longitudinal axis. The cable mounting clamp further includes a roller tube disposed within the inner channel and moveably mounted on the support ramp, the roller tube translatable along the longitudinal axis relative to the support ramp. The cable is inserted through the roller tube and extends through the inner channel, such that the cable is translatable with the roller tube along the longitudinal axis.
H02G 3/04 - Protective tubing or conduits, e.g. cable ladders or cable troughs
F16L 3/10 - Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets substantially surrounding the pipe, cable or protective tubing divided, i.e. with two members engaging the pipe, cable or protective tubing
F16B 19/00 - Bolts without screw-thread; Pins, including deformable elements; Rivets
G02B 6/44 - Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
H02G 3/32 - Installations of cables or lines on walls, floors or ceilings using mounting clamps
F16L 3/04 - Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets partly surrounding the pipes, cables or protective tubing and pressing it against a wall or other support
H02G 3/34 - Installations of cables or lines on walls, floors or ceilings using separate protective tubing
H02G 15/18 - Cable junctions protected by sleeves, e.g. for communication cable
A fiber optic tray system includes a tray. The tray includes a tray body, the tray body extending along a longitudinal axis between a front and a rear and extending along a lateral axis between a first side and a second side. The tray further includes a plurality of alignment rails, each of the plurality of alignment rails protruding from the tray body along a transverse axis. The tray further includes a plurality of retainer features disposed at the rear of the tray body. The fiber optic tray system further includes a fiber optic module, the fiber optic module including an outer housing and at least one retainment feature. The at least one retainment feature is interfaced with at least one of the plurality of retainer features to retain the fiber optic module on the tray.
A fiber optic closure including a receptacle, a bracket assembly, and an adapter is provided. The receptacle includes an interior formed between a plurality of sidewalls, a base wall, and an end wall. The bracket assembly extends along a transverse axis and includes a main body and a plurality of hinge assemblies. The plurality of hinge assemblies is spaced apart in a linear array along the transverse axis. The adapter is connectable to the receptacle and the bracket assembly and includes a pair of pivot arms connectable to the bracket assembly. The pair of pivot arms extends along the longitudinal axis from a lateral wall extending along the lateral axis. The lateral wall is attachable to the receptacle via a pair of arms extending along the longitudinal axis from the lateral wall.
A fiber optic tray system includes a tray. The tray includes a tray body, the tray body extending along a longitudinal axis between a front and a rear and extending along a lateral axis between a first side and a second side. The tray further includes a plurality of alignment rails, each of the plurality of alignment rails protruding from the tray body along a transverse axis. The tray further includes a plurality of retainer features disposed at the rear of the tray body. The fiber optic tray system further includes a fiber optic module, the fiber optic module including an outer housing and at least one retainment feature. The at least one retainment feature is interfaced with at least one of the plurality of retainer features to retain the fiber optic module on the tray.
An organizer assembly includes a primary basket extending along a longitudinal axis between a first open end and a second closed end. The organizer assembly includes a backplate extending between a front wall and a rear wall, wherein a plurality of entry/exit slots are defined at the rear wall. The backplate further includes a plurality of positioning assemblies. The organizer assembly includes a hinge assembly connecting the backplate to the primary basket, wherein the backplate is rotatable relative to the primary basket at the hinge assembly about a lateral axis. The organizer assembly includes a plurality of organizer trays, each of the plurality of organizer trays rotatably connectable to the backplate at one of the plurality of positioning assemblies. Each of the plurality of positioning assemblies causes the connected one of the plurality of organizer trays to be selectively positionable in one of a plurality of rotational positions.
An optical fiber cable including an optical fiber ribbon in a pipe, wherein the ribbon includes at least two optical fibers arranged side by side, and wherein at least two of the optical fibers are bonded intermittently along a length of the fibers.
A cable assembly includes a cable and a cable mounting clamp. The cable mounting clamp includes a base removably connectable to a surface. The base may include a tab removably insertable into an aperture defined in the surface and a lock releasably connectable to the surface. The base further includes an outer body which defines an inner channel and a support ramp disposed within the inner channel, the inner channel extending along a longitudinal axis. The cable mounting clamp further includes a cap connectable to the base to further define the inner channel therebetween. The cable mounting clamp further includes a roller tube disposed within the inner channel and rotatably mounted on the support ramp, the roller tube rotatable about the longitudinal axis.
H02G 3/32 - Installations of cables or lines on walls, floors or ceilings using mounting clamps
G02B 6/44 - Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
H02G 3/34 - Installations of cables or lines on walls, floors or ceilings using separate protective tubing
H02G 15/18 - Cable junctions protected by sleeves, e.g. for communication cable
F16B 2/02 - Clamps, i.e. with gripping action effected by positive means other than the inherent resistance to deformation of the material of the fastening
F16B 2/20 - Clips, i.e. with gripping action effected solely by the inherent resistance to deformation of the material of the fastening
A foldable extension enclosure for a utility enclosure, each having first, second, third, and fourth sides connected by hinges and each folding only in one direction by means of detents on the sides. A first end of the first side slidably overlaps a second opposite end of the third side and a first end of the second side slidably overlaps a second opposite end of the fourth side. There is an internal top ledge on each side in an interior near a top end of the extension enclosure and the utility enclosure and an external bottom ledge on each side on an exterior near a bottom end of the extension enclosure, to mount the extension enclosure to the utility enclosure with concave and convex detents. Convex detents are at the top end of the utility and extension enclosures and concave detents are at the bottom end of the extension enclosure. The convex detents also reversibly lock a lid to the tops of the utility and extension enclosures.
H02B 1/46 - Boxes; Parts thereof or accessories therefor
H02G 3/08 - Distribution boxes; Connection or junction boxes
B65D 6/18 - Containers having bodies formed by interconnecting or uniting two or more rigid, or substantially rigid, components made wholly or mainly of metal, plastics, wood or substitutes therefor collapsible with hinged components
33.
Systems and methods of managing cables in telecommunication systems
Cable managers are provided. A cable manager includes a body configured to be selectively engaged with a loose end of a first cable, wherein the body defines an effective unbiased length, as measured in an unbiased state, and an effective biased length, as measured in a biased state, and wherein the effective biased length is greater than the effective unbiased length.
A lid for a utility enclosure having a front end, a rear end, a right side, a left side, a top lid portion, and a bottom, defining an interior. Large reinforcement ribs are on an interior surface of the top lid portion and form a lattice-type structure. Small reinforcement ribs are mounted in spaces formed by the lattice type structure. The lid is made of glass fiber-reinforced polypropylene and metal bars or rebar are embedded in the large reinforcement ribs. The metal bars are positioned near a bottom of the large reinforcement ribs and spaced above the bottom. The physical structure of the lid and the lid's composition, consisting essentially of glass fiber-reinforced polypropylene, are constructed so that the lid withstands up to 33,750 pounds of force without breaking or being deformed.
H02B 1/46 - Boxes; Parts thereof or accessories therefor
B65D 6/18 - Containers having bodies formed by interconnecting or uniting two or more rigid, or substantially rigid, components made wholly or mainly of metal, plastics, wood or substitutes therefor collapsible with hinged components
H02G 3/08 - Distribution boxes; Connection or junction boxes
35.
Method of forming a foldable or collapsible plastic/composite utility enclosure
A method of forming and assembling a foldable plastic utility enclosure using molds to form sides of the enclosure, preferably using glass fiber-reinforced thermoplastic composite. The molds are constructed to form a central hole in hinge members which are formed on ends of the sides. The central hole of the hinge member is molded with two molding parts, wherein one or both of the molding parts have a solid central portion that forms the central hole. The sides are removed from the molds after curing and the sides are assembled to form the utility enclosure while the sides are still hot from the molding process. Hinge pins are inserted into the central holes of the hinge members to form hinges and to prevent the sides from warping during cooling. Assembling the sides and inserting hinge pins to form the utility enclosure is completed within approximately 10 minutes after removing the sides from the molds.
B29C 65/56 - Joining of preformed parts; Apparatus therefor using mechanical means
B29C 70/54 - Component parts, details or accessories; Auxiliary operations
B65D 6/16 - Containers having bodies formed by interconnecting or uniting two or more rigid, or substantially rigid, components made wholly or mainly of metal, plastics, wood or substitutes therefor collapsible
B65D 6/18 - Containers having bodies formed by interconnecting or uniting two or more rigid, or substantially rigid, components made wholly or mainly of metal, plastics, wood or substitutes therefor collapsible with hinged components
B65D 6/34 - Reinforcing or strengthening parts or members
B29K 23/00 - Use of polyalkenes as moulding material
B29L 31/10 - Building elements, e.g. bricks, blocks, tiles, panels, posts, beams
B29C 45/00 - Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
B29C 65/00 - Joining of preformed parts; Apparatus therefor
B29C 45/14 - Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles
A fiber optic tray system includes a tray. The tray includes a tray body, the tray body extending along a longitudinal axis between a front and a rear and extending along a lateral axis between a first side and a second side. The tray further includes a plurality of alignment rails, each of the plurality of alignment rails protruding from the tray body along a transverse axis. The tray further includes a plurality of retainer features disposed at the rear of the tray body. The fiber optic tray system further includes a fiber optic module, the fiber optic module including an outer housing and at least one retainment feature. The at least one retainment feature is interfaced with at least one of the plurality of retainer features to retain the fiber optic module on the tray.
A foldable extension enclosure for a utility enclosure, each having first, second, third, and fourth sides connected by hinges and each folding only in one direction by means of detents on the sides. A first end of the first side slidably overlaps a second opposite end of the third side and a first end of the second side slidably overlaps a second opposite end of the fourth side. There is an internal top ledge on each side in an interior near a top end of the extension enclosure and the utility enclosure and an external bottom ledge on each side on an exterior near a bottom end of the extension enclosure, to mount the extension enclosure to the utility enclosure with concave and convex detents. Convex detents are at the top end of the utility and extension enclosures and concave detents are at the bottom end of the extension enclosure. The convex detents also reversibly lock a lid to the tops of the utility and extension enclosures.
B65D 6/18 - Containers having bodies formed by interconnecting or uniting two or more rigid, or substantially rigid, components made wholly or mainly of metal, plastics, wood or substitutes therefor collapsible with hinged components
H02B 1/46 - Boxes; Parts thereof or accessories therefor
H02G 3/08 - Distribution boxes; Connection or junction boxes
39.
Control systems and methods for aligning multicore fiber optic cables
Systems and methods of aligning multicore fiber optic cables are provided. A method for aligning a first multicore fiber (MCF) and a second multicore fiber (MCF), the first MCF and second MCF each comprising a plurality of cores and a marker, the method including: producing a brightness profile for the first and second MCFs; determining rotational orientations of the first and second MCFs from the brightness profile; rotating at least one of the first and second MCFs until each of the plurality of cores of the first MCF and the second MCF are aligned; determining if the markers of the first MCF and second MCF are aligned in view of a region of the brightness profile associated with the markers; and splicing the first MCF and the second MCF together if the cores and marker of the first MCF are aligned with the cores and marker of the second MCF.
An optical fiber cable includes: a sheath; a core that is housed in the sheath and comprises optical fibers; tensile strength members embedded in the sheath; and ripcords embedded in the sheath. Recesses and protrusions are disposed alternately in a circumferential direction on an outer circumferential surface of the sheath. The recesses each include: two connecting portions respectively connected to radial inner ends of two adjacent protrusions; and a bottom surface positioned between the two connecting portions. In a transverse cross-sectional view, the ripcords are positioned inside some of the protrusions, and the tensile strength members are positioned inside the remaining protrusions.
A butt closure base includes a base housing defining a plurality of cavities. A first gel is disposed in each of the plurality of cavities. The butt closure base further includes a plurality of wedge assemblies, each of the plurality of wedge assemblies removably insertable into one of the plurality of cavities. Each of the plurality of wedge assemblies includes an outer cover, and a second gel. The butt closure base further includes a plurality of cable entry passages, each of the plurality of cable entry passages defined between one of the plurality of cavities and one of the plurality of wedge assemblies. The butt closure base further includes a plurality of bushings, each of the plurality of bushings disposed in one of the plurality of cable entry passages.
A method of forming and assembling a foldable plastic utility enclosure using molds to form sides of the enclosure, preferably using glass fiber-reinforced thermoplastic composite. The molds are constructed to form a central hole in hinge members which are formed on ends of the sides. The central hole of the hinge member is molded with two molding parts, wherein one or both of the molding parts have a solid central portion that forms the central hole. The sides are removed from the molds after curing and the sides are assembled to form the utility enclosure while the sides are still hot from the molding process. Hinge pins are inserted into the central holes of the hinge members to form hinges and to prevent the sides from warping during cooling. Assembling the sides and inserting hinge pins to form the utility enclosure is completed within approximately 10 minutes after removing the sides from the molds.
B29C 65/56 - Joining of preformed parts; Apparatus therefor using mechanical means
B65D 6/16 - Containers having bodies formed by interconnecting or uniting two or more rigid, or substantially rigid, components made wholly or mainly of metal, plastics, wood or substitutes therefor collapsible
B29C 70/54 - Component parts, details or accessories; Auxiliary operations
B65D 6/18 - Containers having bodies formed by interconnecting or uniting two or more rigid, or substantially rigid, components made wholly or mainly of metal, plastics, wood or substitutes therefor collapsible with hinged components
B65D 6/34 - Reinforcing or strengthening parts or members
B29K 23/00 - Use of polyalkenes as moulding material
B29L 31/10 - Building elements, e.g. bricks, blocks, tiles, panels, posts, beams
B29C 45/00 - Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
B29C 65/00 - Joining of preformed parts; Apparatus therefor
B29C 45/14 - Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles
A lid for a utility enclosure having a front end, a rear end, a right side, a left side, a top lid portion, and a bottom, defining an interior. Large reinforcement ribs are on an interior surface of the top lid portion and form a lattice-type structure. Small reinforcement ribs are mounted in spaces formed by the lattice type structure. The lid is made of glass fiber-reinforced polypropylene and metal bars or rebar are embedded in the large reinforcement ribs. The metal bars are positioned near a bottom of the large reinforcement ribs and spaced above the bottom. The physical structure of the lid and the lid's composition, consisting essentially of glass fiber-reinforced polypropylene, are constructed so that the lid withstands up to 33,750 pounds of force without breaking or being deformed.
H02B 1/46 - Boxes; Parts thereof or accessories therefor
B65D 6/18 - Containers having bodies formed by interconnecting or uniting two or more rigid, or substantially rigid, components made wholly or mainly of metal, plastics, wood or substitutes therefor collapsible with hinged components
H02G 3/08 - Distribution boxes; Connection or junction boxes
A cable assembly includes a cable and a cable mounting clamp. The cable mounting clamp includes a base removably connectable to a surface. The base includes an outer body which defines an inner channel and a support ramp disposed within the inner channel, the inner channel extending along a longitudinal axis. The cable mounting clamp further includes a roller tube disposed within the inner channel and moveably mounted on the support ramp, the roller tube translatable along the longitudinal axis relative to the support ramp. The cable is inserted through the roller tube and extends through the inner channel, such that the cable is translatable with the roller tube along the longitudinal axis.
H02G 3/04 - Protective tubing or conduits, e.g. cable ladders or cable troughs
F16L 3/10 - Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets substantially surrounding the pipe, cable or protective tubing divided, i.e. with two members engaging the pipe, cable or protective tubing
F16B 19/00 - Bolts without screw-thread; Pins, including deformable elements; Rivets
G02B 6/44 - Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
H02G 3/32 - Installations of cables or lines on walls, floors or ceilings using mounting clamps
F16L 3/04 - Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets partly surrounding the pipes, cables or protective tubing and pressing it against a wall or other support
H02G 3/34 - Installations of cables or lines on walls, floors or ceilings using separate protective tubing
H02G 15/18 - Cable junctions protected by sleeves, e.g. for communication cable
A patch panel includes a cabinet and a cassette. A pair of cassette guides is positioned within the cabinet. The pair of cassette guides are spaced along a lateral direction such that the cassette is receivable between the pair of cassette guides. The cassette is slidable along a transverse direction on the pair of cassette guides. At least one of the pair of cassette guides includes a first rail and a second rail that are spaced apart along a vertical direction. The cassette is slidable along the transverse direction between the first and second rails. Each end of the first rail is cantilevered such that each end of the first rail is moveable along the vertical direction.
A fiber optic cassette includes a cassette body, the cassette body extending along a longitudinal axis between a front and a rear, extending along a lateral axis between a first side and a second side, and extending along a transverse axis between a bottom and a top. The fiber optic cassette further includes a plurality of fiber optic adapter apertures defined at the front of the cassette body. The fiber optic cassette further includes a side channel defined at the first side of the cassette body, the side channel including an entry aperture spaced from the rear of the cassette body along the longitudinal axis. The fiber optic cassette further includes a splice module receptacle defined in the cassette body.
A patch panel may include a tray that is slidable between a retracted position and an extended position on tray supports and features for holding the tray in the retracted position and in the extended position. The patch panel may also include a cassette that is slidable on cassette supports, latches for engaging the cassette to block movement of the cassette and features for disengaging the latches.
An optical power meter unit includes a transmitting/receiving port configured to connect to a fiber under test. The optical power meter unit also includes a light source and an optical power meter. The optical power meter unit further includes an optical fiber extending between the transmitting/receiving port and the optical power meter. The optical fiber has a core size greater than a core size of the fiber under test.
A fiber optic distribution cable includes a central inner jacket formed from one of a polyvinyl chloride or a low smoke zero halogen material, a plurality of optical fibers disposed within the inner jacket, and a plurality of first strength members disposed within the inner jacket. The fiber optic distribution cable further includes an outer jacket surrounding the central inner jacket, the outer jacket formed from the one of the polyvinyl chloride or the low smoke zero halogen material, and a plurality of second strength members disposed between the outer jacket and the central inner jacket. A fiber density of the cable is greater than 0.65 fibers per square millimeter.
An aerial cable management device includes a trunk; and a plurality of arms, each arm including a body defining a central pivot point and having a cable support element disposed at both opposite ends of the body, wherein each of the plurality of arms is rotatably coupled with the trunk in a shared direction of rotation.
F16L 3/015 - Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets for supporting or guiding the pipes, cables or protective tubing, between relatively movable points, e.g. movable channels using articulated- or supple-guiding elements
H02G 11/00 - Arrangements of electric cables or lines between relatively-movable parts
Fiber pistoning apparatus and methods of use are provided. A fiber anti-pistoning apparatus includes an axial centerline, and an elongate main body that at least partially surrounds the axial centerline and extends from a first end to a second end of the elongate main body. The elongate main body defines a channel that extends along the axial centerline for housing a bundle of fibers. The channel extends between a first opening at the first end, a second opening at the second end, and a slotted opening between the first end and the second end for receiving the bundle of fibers. The elongate main body includes one or more retention features for coupling to a first buffer tube.
Optical fiber mass splice methods and assemblies are provided. A method may include securing a fiber clamp to a fiber setting fixture, the fiber setting fixture including a fiber alignment block and a backstop. A plurality of fiber grooves may be defined in the fiber alignment block. The method may further include inserting a plurality of optical fibers into the fiber setting fixture such that each of the plurality of optical fibers is disposed in one of the plurality of fiber grooves and contacts the backstop. The method may further include loading, after the inserting step, each of the plurality of optical fibers into the fiber clamp. The method may further include clamping the plurality of optical fibers in the fiber clamp.
H01R 13/633 - Additional means for facilitating engagement or disengagement of coupling parts, e.g. aligning or guiding means, levers, gas pressure for disengagement only
A butt closure base includes a base housing defining a plurality of cavities. A first gel is disposed in each of the plurality of cavities. The butt closure base further includes a plurality of wedge assemblies, each of the plurality of wedge assemblies removably insertable into one of the plurality of cavities. Each of the plurality of wedge assemblies includes an outer cover, a second gel, and a main pressure plate in contact with the second gel. The main pressure plate is movable along a longitudinal axis to apply pressure to the second gel. Each of the plurality of wedge assemblies further includes a latch assembly. The latch assembly includes an adjustable tab and a stop member movable between a first position which limits movement of the adjustable tab and a second position in which movement of the adjustable tab is not limited by the stop member.
A testing device includes a test port, a light source, a measurement element, and a controller. A method of testing an optical system with the testing device includes, and/or the testing device is configured for, measuring an unloaded reference signal when the testing device is not connected to the optical system and storing the unloaded reference signal in a memory of the testing device. The method and/or configuration also includes detecting a signal from the optical system after storing the unloaded reference signal. Based on the detected signal, it is determined that the optical system is connected to a test port of the testing device. A test of the optical system with the testing device is automatically initiated in response to determining that the optical system is connected to the test port of the testing device.
G01M 11/00 - Testing of optical apparatus; Testing structures by optical methods not otherwise provided for
H04B 10/071 - Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems using a reflected signal, e.g. using optical time domain reflectometers [OTDR]
H04B 10/073 - Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems using an out-of-service signal
57.
Round and small diameter optical cables with a ribbon-like optical fiber structure
An optical fiber cable including an optical fiber ribbon in a pipe, wherein the ribbon includes at least two optical fibers arranged side by side, and wherein at least two of the optical fibers are bonded intermittently along a length of the fibers.
An organizer assembly includes a primary basket extending along a longitudinal axis between a first open end and a second closed end, the primary basket defining an interior. The organizer assembly further includes a bracket assembly extending along a transverse axis at the first open end of the basket, the bracket assembly including a plurality of hinge assemblies. The organizer assembly further includes a plurality of organizer trays, each of the plurality of organizer trays rotatably connectable to the bracket assembly at one of the plurality of hinge assemblies. Each of the plurality of organizer trays is rotatable between a first position wherein the organizer tray is aligned along the longitudinal axis and a second position wherein the organizer tray is aligned along the transverse axis.
An optical fiber cable includes: a sheath; and a core that is housed in the sheath and includes an intermittently-adhered optical fiber ribbon including optical fibers and adhesive portions for intermittently adhering the optical fibers in a longitudinal direction. Recesses and protrusions are disposed alternately in a circumferential direction on an outer circumferential surface of the sheath. The recesses each include: two connecting portions respectively connected to radial inner ends of two adjacent protrusions; and a bottom surface positioned between the two connecting portions.
A foldable extension enclosure for a utility enclosure having first, second, third, and fourth sides connected by hinges. The extension enclosure folds only in one direction. A first end of the first side slidably overlaps a second opposite end of the third side and a first end of the second side slidably overlaps a second opposite end of the fourth side. A second opposite end of the first side abuts a first end of the fourth side and a first end of the third side abuts a second opposite end of the second side. There is an internal top ledge on each side in an interior near a top end of the extension enclosure and an external bottom ledge on each side on an exterior near a bottom end of the extension enclosure to mount the extension enclosure to the utility enclosure through mounting holes. The mounting holes are in the sides between the top ledge and the top end and between the bottom ledge and the bottom end. The extension enclosure folds with the utility enclosure.
A rack routing guide installable in an equipment rack, the rack routing guide comprising: a body defining a volume configured to route one or more optical fibers from fiber optic equipment disposed in the equipment rack, wherein a lateral sidewall of the body includes an opening through which the one or more optical fibers are receivable into the volume; and a mount configured to couple the body to the equipment rack.
Cable support devices and assemblies are provided. A cable support device supports multiple fiber-optic cables on an above-ground pole. A cable support device includes a base, and a first arm and a second arm extending from the base, the first arm and second arm generally parallel to each other. The cable support device further includes a cross-member extending between and connected to the first arm and the second arm. The cable support device further includes at least one divider member extending radially outwardly from the cross-member, the at least one divider member spaced from the first arm and the second arm and defining at least two slots, each of the at least two slots further defined by the cross-member.
G02B 6/44 - Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
F16L 3/23 - Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets specially adapted for supporting a number of parallel pipes at intervals for a bundle of pipes or a plurality of pipes placed side by side in contact with each other
63.
Downhole cables having extruded aluminum encapsulation layers
A downhole cable includes a central core. The central core includes a metal tube having a plurality of optical fibers therein or a copper wire. The downhole cable further includes an extruded aluminum tube surrounding the central core.
H01B 3/44 - Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances waxes acrylic resins
H01B 1/02 - Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors mainly consisting of metals or alloys
G02B 6/44 - Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
E21B 47/12 - Means for transmitting measuring-signals or control signals from the well to the surface, or from the surface to the well, e.g. for logging while drilling
E21B 47/135 - Means for transmitting measuring-signals or control signals from the well to the surface, or from the surface to the well, e.g. for logging while drilling by electromagnetic energy, e.g. of radio frequency range using light waves, e.g. infrared or ultraviolet waves
A butt closure base includes a base housing defining a plurality of cavities. A first gel is disposed in each of the plurality of cavities. The butt closure base further includes a plurality of wedge assemblies, each of the plurality of wedge assemblies removably insertable into one of the plurality of cavities. Each of the plurality of wedge assemblies includes an outer cover, a second gel, and a main pressure plate in contact with the second gel. The main pressure plate is movable along a longitudinal axis to apply pressure to the second gel. Each of the plurality of wedge assemblies further includes a latch assembly. The latch assembly includes an adjustable tab and a stop member movable between a first position which limits movement of the adjustable tab and a second position in which movement of the adjustable tab is not limited by the stop member.
Stockbridge dampers are provided. A Stockbridge damper includes a first clamp, and a second clamp spaced along a longitudinal axis from the first clamp, wherein a distance is defined along the longitudinal axis between the first clamp and the second clamp. A Stockbridge damper further includes a wire strand extending generally along the longitudinal axis through and between the first clamp and the second clamp, the wire strand including a first end portion extending from a distal side of the first clamp, a second end portion extending from a distal side of the second clamp, and an intermediate portion extending between proximal sides of the first and second clamps. A Stockbridge damper further includes a first weight connected to the first end portion of the wire strand, and a second weight connected to the second end portion of the wire strand.
A method of testing an optical network with an optical time-domain reflectometer includes determining a reference power of the optical time-domain reflectometer based on a power level of a reflected light pulse reflected from an optical reflector. After determining the reference power, the method includes connecting the optical time-domain reflectometer to one end of the optical network and connecting the optical reflector to an opposite end of the optical network. The method also includes determining a return power through the optical network based on a power level of a reflected light pulse reflected through the optical network from the optical reflector to the optical time-domain reflectometer. The method further includes determining a loss of the optical network based on the reference power and the return power.
A butt closure base includes a base housing extending along a longitudinal axis between a first outer surface and a second outer surface, the base housing defining a plurality of cavities between the first and second outer surfaces, the plurality of cavities aligned in an annular array. A first gel is disposed in each of the plurality of cavities. The butt closure base further includes a plurality of wedge assemblies, each of the plurality of wedge assemblies removably insertable into one of the plurality of cavities. Each of the plurality of wedge assemblies includes an outer cover, a second gel, and a main pressure plate in contact with the second gel. The main pressure plate is movable along the longitudinal axis to apply pressure to the second gel.
A foldable rectangular plastic/composite enclosure having first, second, third and fourth sides connected by hinges. The enclosure folds flat by rotating the sides on the hinges but is constructed to fold only in one direction. The hinges allow the enclosure to be folded flat for storage and transportation. The hinges are composed of a plurality of hinge members wherein each hinge member is positioned in a housing. The housing has an open interior which helps anchor the enclosure in the ground. An insertable locking pin can be inserted through each hinge to prevent the enclosure from folding. The enclosure can be made of plastic/composite imbedded with fibers such as carbon fibers, glass fibers, or ceramic fibers or imbedded with particles such as glass particles. The use of plastic/composite and various openings or cutouts makes the enclosure light weight.
B65D 6/18 - Containers having bodies formed by interconnecting or uniting two or more rigid, or substantially rigid, components made wholly or mainly of metal, plastics, wood or substitutes therefor collapsible with hinged components
B65D 6/00 - Containers having bodies formed by interconnecting or uniting two or more rigid, or substantially rigid, components made wholly or mainly of metal, plastics, wood or substitutes therefor
A fiber optic cassette includes a cassette body, the cassette body extending along a longitudinal axis between a front and a rear, extending along a lateral axis between a first side and a second side, and extending along a transverse axis between a bottom and a top. The fiber optic cassette further includes a plurality of fiber optic adapter apertures defined at the front of the cassette body. The fiber optic cassette further includes a side channel defined at the first side of the cassette body, the side channel including an entry aperture spaced from the rear of the cassette body along the longitudinal axis. The fiber optic cassette further includes a splice module receptacle defined in the cassette body.
A cable assembly includes a cable and a cable mounting clamp. The cable mounting clamp includes a base removably connectable to a surface. The base may include a tab removably insertable into an aperture defined in the surface and a lock releasably connectable to the surface. The base further includes an outer body which defines an inner channel and a support ramp disposed within the inner channel, the inner channel extending along a longitudinal axis. The cable mounting clamp further includes a cap connectable to the base to further define the inner channel therebetween. The cable mounting clamp further includes a roller tube disposed within the inner channel and rotatably mounted on the support ramp, the roller tube rotatable about the longitudinal axis.
G02B 6/44 - Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
H02G 3/32 - Installations of cables or lines on walls, floors or ceilings using mounting clamps
H02G 3/34 - Installations of cables or lines on walls, floors or ceilings using separate protective tubing
H02G 15/18 - Cable junctions protected by sleeves, e.g. for communication cable
F16B 2/02 - Clamps, i.e. with gripping action effected by positive means other than the inherent resistance to deformation of the material of the fastening
F16B 2/20 - Clips, i.e. with gripping action effected solely by the inherent resistance to deformation of the material of the fastening
A fiber optic cassette includes a cassette body, the cassette body extending along a longitudinal axis between a front and a rear, extending along a lateral axis between a first side and a second side, and extending along a transverse axis between a bottom and a top. The fiber optic cassette further includes a plurality of fiber optic adapter apertures defined at the front of the cassette body. The fiber optic cassette further includes a side channel defined at the first side of the cassette body, the side channel including an entry aperture spaced from the rear of the cassette body along the longitudinal axis. The fiber optic cassette further includes a splice module receptacle defined in the cassette body.
Cable node transition assemblies are provided. A cable node transition assembly includes an outer nut extending along a longitudinal axis between a first end and a second end, the outer nut including an outer thread at the second end. The cable node transition assembly further includes a fiber optic cable. The cable node transition assembly further includes a cable positioning assembly connected to the outer nut and extending from the first end of the outer nut. A portion of the cable is disposed within the cable positioning assembly. The cable positioning assembly is operable to alternately fix the cable in a first position and a second position. In the first position the portion of the cable disposed within the cable positioning assembly extends along the longitudinal axis. In the second position the portion of the cable disposed within the cable positioning assembly extends away from the longitudinal axis.
An optically traceable patch cord includes a cable extending from a first connector at a first end to a second connector at a second end. A trace assembly in the cable is located between the first end of the cable and the second end of the cable. An optical tracing fiber extends from the trace assembly to one of the first connector and the second connector.
Control systems and methods for aligning multimode optical fibers are provided. A method includes producing a brightness profile for a first and second multimode optical fiber. The method further includes determining a cladding center position and a core center position from the brightness profile of the first multimode optical fiber and from the brightness profile of the second multimode optical fiber. The method further includes calculating a concentricity error for the first multimode optical fiber based on the cladding center position and the core center position from the brightness profile of the first multimode optical fiber and for the second multimode optical fiber based on the cladding center position and the core center position from the brightness profile of the second multimode optical fiber. The method further includes aligning the first multimode optical fiber and the second multimode optical fiber based on the concentricity errors of the first multimode optical fiber and second multimode optical fiber.
A fiber optic distribution cable includes a central inner jacket formed from one of a polyvinyl chloride or a low smoke zero halogen material, a plurality of optical fibers disposed within the inner jacket, and a plurality of first strength members disposed within the inner jacket. The fiber optic distribution cable further includes an outer jacket surrounding the central inner jacket, the outer jacket formed from the one of the polyvinyl chloride or the low smoke zero halogen material, and a plurality of second strength members disposed between the outer jacket and the central inner jacket. A fiber density of the cable is greater than 0.65 fibers per square millimeter.
Galloping motion disruptors and methods for reducing conductor galloping are provided. A galloping motion disruptor includes a first disruptor rod and a second disruptor rod. Each of the first and second disruptor rods includes a first end portion, a second end portion, and a mid-section between the first end portion and the second end portion. The first end portion includes a helical gripping section. The second end portion includes a hook section. The hook sections of the first and second disruptor rods are connectable to each other.
A downhole strain sensing cable includes a core optical unit which includes a plurality of optical fibers. A fiber-reinforced polymer matrix layer surrounds and contacts the core optical unit. An extrusion layer surrounds and contacts the fiber-reinforced polymer matrix layer. An outer metal tube surrounds and contacts the extrusion layer.
G02B 6/44 - Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
E21B 47/007 - Measuring stresses in a pipe string or casing
E21B 47/135 - Means for transmitting measuring-signals or control signals from the well to the surface, or from the surface to the well, e.g. for logging while drilling by electromagnetic energy, e.g. of radio frequency range using light waves, e.g. infrared or ultraviolet waves
A fiber optic tray system includes a tray. The tray includes a tray body, the tray body extending along a longitudinal axis between a front and a rear and extending along a lateral axis between a first side and a second side. The tray further includes a plurality of alignment rails, each of the plurality of alignment rails protruding from the tray body along a transverse axis. The tray further includes a plurality of retainer features disposed at the rear of the tray body. The fiber optic tray system further includes a fiber optic module, the fiber optic module including an outer housing and at least one retainment feature. The at least one retainment feature is interfaced with at least one of the plurality of retainer features to retain the fiber optic module on the tray.
Fiber optic furcation units, methods for assembling fiber optic furcation units, and fiber optic furcation kits for assembling fiber optic furcation units are provided. A method for assembling a fiber optic furcation unit includes inserting a furcation tube into a passage defined in a furcation block such that a first end portion of the furcation tube is disposed within a first end portion of the passage and the furcation tube extends from a second end of the passage. A first end of the passage has a diameter greater than a diameter of the second end of the passage. The method further includes flaring the first end portion of the furcation tube such that an inner diameter of the first end of the furcation tube increases. The method further includes inserting an optical fiber into the furcation tube through the first end of the furcation tube.
A patch panel may include a tray that is slidable between a retracted position and an extended position on tray supports and features for holding the tray in the retracted position and in the extended position. The patch panel may also include a cassette that is slidable on cassette supports, latches for engaging the cassette to block movement of the cassette and features for disengaging the latches.
A patch panel may include a tray that is slidable between a retracted position and an extended position on tray supports and features for holding the tray in the retracted position and in the extended position. The patch panel may also include a cassette that is slidable on cassette supports, latches for engaging the cassette to block movement of the cassette and features for disengaging the latches.
A communications module housing includes an enclosure defining an opening, and a tray movably positioned within the enclosure. The tray includes a base, and a front rail positioned on the base, the front rail including a plurality of first mounts. The tray further includes a platform positioned on the base, the platform including a plurality of second mounts. The tray further includes a rear rail positioned on the base, the rear rail including a plurality of third mounts. The first and second mounts correspond to mounting features of the first communications modules and the third mounts correspond to mounting features of the second communications modules.
A fiber optic interface includes a first fiber optic connector and a second fiber optic connector. The first fiber optic connector has a ferrule extending from a distal end to a proximal end. The ferrule includes a contact interface defined at the proximal end of the ferrule. A first optical fiber extends within the ferrule and terminates at a first fiber end. The first fiber end is spaced apart from the contact interface towards the distal end of the ferrule by a distance of at least five microns. The second fiber optic connector includes a second optical fiber extending within the second fiber optic connector and terminating at a second fiber end. The ferrule of the first fiber optic connector includes an end face which faces the second fiber optic connector when mated and consists of a single face.
A terminal enclosure with a terminal base with a hole; a terminal lid with an adapter mounting face and a mounting hole in the mounting face; a right angle transition body with first and second ends; an adapter which passes through the mounting hole and is mounted to the mounting face; and a fiber optic cable, attached to the second end of the right angle transition body, with an optical fiber with a connector at one end. The mounting face is formed at an angle α, between 0 and 180 degrees, front a plane framed where the terminal lid and base meet. The optical fiber connector is connected to the adapter. The first end of the right angle transition body passes through the terminal base hole. The terminal base and terminal lid are configured to be attached together.
Conductor connector assemblies and methods for connecting conductors and conductor connector assemblies are provided. An assembly includes a base attachment accessory extending between a first end and a second end. The base attachment accessory further defines a bore hole extending therein from the second end. The base attachment accessory further includes an internal thread in the bore hole. The assembly further includes a barrel assembly connectable to the base attachment accessory. The barrel assembly includes a barrel extending between a first end and a second end. The barrel assembly further includes a rod extending from the first end of the barrel and an external thread on the rod. The external thread is mateable with the internal thread. The barrel assembly further defines a conductor passage extending into the barrel from the second end thereof. The barrel is radially compressible.
H01R 11/12 - End pieces terminating in an eye, hook, or fork
H01R 4/56 - Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation one conductor screwing into another
H01R 4/18 - Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation effected solely by twisting, wrapping, bending, crimping, or other permanent deformation by crimping
H01R 43/04 - Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors for forming connections by deformation, e.g. crimping tool
H01R 4/30 - Clamped connections; Spring connections using a screw or nut clamping member
H01R 11/26 - End pieces terminating in a screw clamp, screw or nut
H01R 4/20 - Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation effected solely by twisting, wrapping, bending, crimping, or other permanent deformation by crimping using a crimping sleeve
86.
Methods for forming fiber optic cables and fiber optic cables having helical buffer tubes
A method for forming a fiber optic cable includes paying off a buffer tube such that the buffer tube extends generally along a longitudinal axis. The method further includes binding the buffer tube with a strength member. The strength member has at least one of a tension or a stiffness that is greater than a respective tension or stiffness of the buffer tube. The resulting fiber optic cable includes the strength member extending along a longitudinal axis and the buffer tube wrapping helically about the strength member. A fiber optic cable includes a strength member extending generally along a longitudinal axis. The fiber optic cable further includes a buffer tube wrapping helically about the strength member. The strength member has at least one of a tension or a stiffness that is greater than a respective tension or stiffness of the buffer tube.
An optical connection terminal for a fiber optic communications network includes a base, the base comprising an exterior wall. The terminal further includes a cover connected to the base, wherein an interior cavity is defined between the base and the cover. The cover includes a bottom panel, a first end wall, a second opposing end wall, a first sidewall, and a second opposing sidewall, wherein the bottom panel extends between the first end wall and opposing second end wall and between the first side wall and second opposing sidewall. The terminal further includes an exterior channel defined in the bottom panel, and a stub cable port defined in the bottom panel within the exterior channel of the cover. The terminal further includes a plurality of connector ports defined in the exterior wall of the base.
An optical fiber cable including an optical fiber ribbon in a pipe, wherein the ribbon includes at least two optical fibers arranged side by side, and wherein at least two of the optical fibers are bonded intermittently along a length of the fibers.
An optical fiber cable including an optical fiber ribbon in is pipe, wherein the ribbon includes at least two optical fibers arranged side by side, and wherein at least two of the optical fibers are bonded intermittently along a length of the fibers.
A fiber optic transition assembly includes a cable including an optical fiber and an outer jacket. The transition assembly further includes a furcation cable, the furcation cable surrounding an extended portion of the optical fiber, the furcation cable extending between a first end and a second end. The transition assembly further includes a transition member defining an interior, wherein a second end of the outer jacket and the first end of the furcation cable are disposed within the interior and the optical fiber extends from the outer jacket to the furcation cable within the interior. The transition assembly further includes an adapter at least partially disposed within the interior of the transition member, the adapter connected to the transition member and comprising an adapter body defining a cable aperture. The outer jacket extends through the cable aperture.
An apparatus for measuring optical power includes a first component configured to at least one of multiplex or demultiplex between a first composite optical waveguide and at least a first intermediate optical waveguide and a second intermediate optical waveguide. The apparatus further includes a second component configured to at least one of multiplex or demultiplex between a second composite optical waveguide and at least the first intermediate optical waveguide and the second intermediate optical waveguide. The first and second components have complimentary isolation levels. The apparatus further includes a first optical coupler positioned along the first intermediate optical waveguide and a second optical coupler positioned along the second intermediate optical waveguide. The apparatus further includes a first photodetector, a second photodetector, a first measurement device, and a second measurement device.
H04B 10/079 - Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems using an in-service signal using measurements of the data signal
H04J 14/02 - Wavelength-division multiplex systems
92.
Optical fiber adapters and connectors having wavelength filtering components
Optical fiber adapters and connectors are provided. An optical fiber adapter includes an adapter body, the adapter body extending along a longitudinal axis between a first end and a second end and comprising a first adapter portion which includes the first end and a second adapter portion which includes the second end. Each of the first adapter portion and the second adapter portion is one of a male adapter portion or a female adapter portion. The optical fiber adapter further includes a ferrule disposed within the adapter body, the ferrule extending along the longitudinal axis between a first end and a second end, and a thin-film filter provided on one of the first end or the second end of the ferrule, wherein the thin-film filter limits the wavelengths of light transmitted therethrough to within a predetermined wavelength range.
A fiber optic distribution cable includes a central inner jacket formed from one of a polyvinyl chloride or a low smoke zero halogen material, a plurality of optical fibers disposed within the inner jacket, and a plurality of first strength members disposed within the inner jacket. The fiber optic distribution cable further includes an outer jacket surrounding the central inner jacket, the outer jacket formed from the one of the polyvinyl chloride or the low smoke zero halogen material, and a plurality of second strength members disposed between the outer jacket and the central inner jacket. A fiber density of the cable is greater than 0.65 fibers per square millimeter.
A communications module housing includes an enclosure defining an opening, and a tray movably positioned within the enclosure. The tray includes a base, and a front rail positioned on the base, the front rail including a plurality of first mounts. The tray further includes a platform positioned on the base, the platform including a plurality of second mounts. The tray further includes a rear rail positioned on the base, the rear rail including a plurality of third mounts. The first and second mounts correspond to mounting features of the first communications modules and the third mounts correspond to mounting features of the second communications modules.
A communications module housing includes an enclosure defining an opening, and a tray movably positioned within the enclosure. The tray includes a base, and a front rail positioned on the base, the front rail including a plurality of first mounts. The tray further includes a platform positioned on the base, the platform including a plurality of second mounts. The tray further includes a rear rail positioned on the base, the rear rail including a plurality of third mounts. The first and second mounts correspond to mounting features of the first communications modules and the third mounts correspond to mounting features of the second communications modules.
A method of identifying and testing an optical fiber includes emitting light into the optical fiber. The light includes an identification signal and a testing signal. The method also includes reading the identification signal and the testing signal with a single device. The method further includes determining an identity of the optical fiber based on the identification signal with the single device and determining a status of the optical fiber based on the testing signal with the single device.
Characterizing a first OLTS includes connecting a first test cable directly to a second power meter of the first OLTS, connecting the first test cable to a second test cable, and connecting the second test cable directly to a connection port of a second OLTS. The method also includes determining a first characterization power of the first OLTS by measuring an optical power of light transmitted from a light source of the second OLTS with the second power meter of the first OLTS. The method further includes disconnecting a first test cable from the second power meter of the first OLTS, connecting the first test cable directly to a connection port of the first OLTS, and determining a second characterization power of the first OLTS by measuring an optical power of light transmitted from the light source of the second OLTS with the first power meter of the first OLTS.
G01M 11/00 - Testing of optical apparatus; Testing structures by optical methods not otherwise provided for
H04B 10/079 - Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems using an in-service signal using measurements of the data signal
A communications module housing includes an enclosure defining an opening, and a tray movably positioned within the enclosure. The tray includes a base, and a front rail positioned on the base, the front rail including a plurality of first mounts. The tray further includes a platform positioned on the base, the platform including a plurality of second mounts. The tray further includes a rear rail positioned on the base, the rear rail including a plurality of third mounts. The first and second mounts correspond to mounting features of the first communications modules and the third mounts correspond to mounting features of the second communications modules.
Provided is a method of manufacturing a downhole cable, the method including, forming a helical shape in an outer circumferential surface of a metal tube, the metal tube having a fiber element housed therein, and stranding a copper element in a helical space formed by the metallic tube. Also provided is a downhole cable including, a metallic tube having a helical space in an outer circumferential surface thereof, wherein the metallic tube has a fiber element housed therein, and a copper element disposed in a helical space formed by the steel tube. Double-tube and multi-tube configurations of the downhole cable are also provided.
G02B 6/032 - Optical fibres with cladding with non-solid core or cladding
H01B 1/02 - Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors mainly consisting of metals or alloys
A network interface device includes a housing. The housing includes a base and a cover, the cover connected to the base and movable relative to the base between an open position and a closed position. The network interface device further includes an insert removably connectable to the base. The insert includes a base plate, and an adapter plate extending from the base plate and defining a subscriber section of the insert and a provider section of the insert. The subscriber section and provider section are opposite each other relative to the adapter plate. The adapter plate defines one or more adapter apertures extending therethrough. The insert further includes an organizer arm which includes a support member, an upper portion extending from the support member, and a lower portion extending from the support member opposite the upper portion.
patents
