A conduit coupling assembly having an arcuate clamp ring having first and second longitudinal edges, a spanner configured to extend across a longitudinal ring gap between the first and second longitudinal edges, a connecting assembly configured to tighten the spanner and clamp ring to the fluid conduit from a non-actuated position to a tightened position, an arcuate gasket configured to be positioned between the clamp ring and spanner on an outer side of the gasket and the fluid conduit on an inner side of the gasket, and the gasket comprising a spanner recess in the outer side of the gasket configured to receive at least a portion of the spanner.
F16L 21/04 - Joints with sleeve or socket with elastic sealing rings between pipe and sleeve or between pipe and socket, e.g. with rolling or other prefabricated profiled rings in which sealing rings are compressed by axially-movable members
F16L 21/06 - Joints with sleeve or socket with a divided sleeve or ring clamping around the pipe ends
F16L 21/03 - Joints with sleeve or socket with elastic sealing rings between pipe and sleeve or between pipe and socket, e.g. with rolling or other prefabricated profiled rings placed in the socket before connection
F16L 25/14 - Joints for pipes of different diameters or cross-section
F16L 19/06 - Joints in which sealing surfaces are pressed together by means of a member, e.g. a swivel nut, screwed on, or into, one of the joint parts in which radial clamping is obtained by wedging action on non-deformed pipe ends
F16L 21/02 - Joints with sleeve or socket with elastic sealing rings between pipe and sleeve or between pipe and socket, e.g. with rolling or other prefabricated profiled rings
A conduit coupling assembly having an arcuate middle ring extending axially between first and second arcuate clamp rings, an arcuate gasket configured to be positioned radially between the first clamp ring and the fluid conduit, the middle ring comprising an outwardly extending annular flange disposed axially between and radially overlapping at least a portion of the first clamp ring and at least a portion the gasket, the annular flange comprising an axially extending retention rim axially overlapping and disposed radially between a first retained portion of the gasket and an opposed portion of the first clamp ring, the retention rim and the gasket forming a gasket retaining element restraining radial movement of a side surface of the gasket relative to the annular flange of the middle ring.
F16L 21/06 - Joints with sleeve or socket with a divided sleeve or ring clamping around the pipe ends
F16L 17/025 - Joints with packing adapted to sealing by fluid pressure with sealing rings arranged between outer surface of pipe and inner surface of sleeve or socket the sealing rings having radially directed ribs
F16L 21/02 - Joints with sleeve or socket with elastic sealing rings between pipe and sleeve or between pipe and socket, e.g. with rolling or other prefabricated profiled rings
F16L 55/172 - Devices for covering leaks in pipes or hoses, e.g. hose-menders from outside the pipe by means of rings, bands or sleeves pressed against the outside surface of the pipe or hose the ring, band or sleeve being tightened by a tangentially arranged threaded pin and a nut
3.
ENCAPSULATION SLEEVE GASKET ASSEMBLY WITH DETACHABLE INNER LAYER
A coupling assembly having first and second sleeves configured to be tightened to a fluid conduit, a radial-split gasket configured to be positioned between the sleeves and the fluid conduit and having an outer gasket layer and a separate inner gasket layer configured to be selectively disengaged from each other, a plurality of circumferentially spaced retaining protrusions interfacing between the inner and outer gasket layers and having a separation portion and an engagement portion connected to the other gasket layer by a gasket layer connection such that the engagement portion will separate at the separation portion under an applied separation force prior to the engagement portion separating at the gasket layer connection, and the outer gasket layer having a radial gap and the inner gasket layer having a radial gap and a radial insert configured to be received in the radial gap of the outer gasket layer.
F16L 19/02 - Pipe ends provided with collars or flanges, integral with the pipe or not, pressed together by a screwed member
F16L 21/02 - Joints with sleeve or socket with elastic sealing rings between pipe and sleeve or between pipe and socket, e.g. with rolling or other prefabricated profiled rings
F16L 21/08 - Joints with sleeve or socket with additional locking means
F16L 25/14 - Joints for pipes of different diameters or cross-section
F16L 55/172 - Devices for covering leaks in pipes or hoses, e.g. hose-menders from outside the pipe by means of rings, bands or sleeves pressed against the outside surface of the pipe or hose the ring, band or sleeve being tightened by a tangentially arranged threaded pin and a nut
F16L 55/18 - Appliances for use in repairing pipes
A conduit coupling assembly having first and second sleeve members configured to be tightened to a fluid conduit, an arcuate radial split gasket configured to be positioned between the first and second sleeve members and the fluid conduit, the first sleeve member having an inwardly-facing arcuate radial surface with first and second arcuate portions and a third arcuate portion between the first and second arcuate portions that has a radius from the longitudinal axis of the pipe that is less than the radius of the first and second arcuate portions, and the second sleeve member having an inwardly-facing arcuate radial surface with first and second arcuate portions and a third arcuate portion between the first and second arcuate portions that has a radius from the longitudinal axis of the pipe that is less than the radius of the first and second arcuate portions.
A coupling assembly orientated about a longitudinal axis and having a first sleeve and second sleeve configured to be tightened to a fluid conduit, a radial-split gasket configured to be positioned between the sleeves and the fluid conduit and having an outer gasket layer and a separate inner gasket layer that are configured to be selectively disengaged from each other, and an inner circumferential surface of the outer gasket layer and/or an outer circumferential surface of the inner gasket layer comprising a plurality of circumferentially spaced retaining protrusions interfacing between the inner and outer gasket layers to maintain angular alignment of the inner and outer gasket layers about the longitudinal axis.
F16L 55/172 - Devices for covering leaks in pipes or hoses, e.g. hose-menders from outside the pipe by means of rings, bands or sleeves pressed against the outside surface of the pipe or hose the ring, band or sleeve being tightened by a tangentially arranged threaded pin and a nut
F16L 55/18 - Appliances for use in repairing pipes
A clamp comprising a band, the band comprising first and second edges and a gap there between, first and second lug elements extending from the band on opposite sides of the gap, multiple bolts configured to extend transversely from bolt receiving openings in the first lug element to bolt receiving openings in the second lug element, at least one of the multiple bolts having a bolt retainer on the bolt configured such that the bolt retainer does not pass through the openings in the second lug element, and the bolt retainer positioned on the bolt on an inner side of the opening in the second lug element and closer to a second end portion of the bolt outside the second lug element than a first end portion of the bolt outside the first lug element.
F16L 33/04 - Hose-clips tightened by tangentially-arranged threaded pin and nut
B65D 63/06 - Joints produced by application of separate securing members, e.g. by deformation thereof
F16K 43/00 - Auxiliary closure means in valves, which in case of repair, e.g. rewashering, of the valve, can take over the function of the normal closure means; Devices for temporary replacement of parts of valves for the same purpose
A clamp comprising a spanner extending across a gap between first and second longitudinally extending edges of a band clamped onto a fluid conduit having a circumference orientated about an axis; a connecting assembly configured to tighten the spanner and band to the conduit and a gasket between the band and spanner and the conduit; the gasket comprising a first circumferential seal bead protruding from an inner side of the gasket and having a circumferential length that is equal to or greater than the circumference of the conduit and at least one standalone header bead protruding from the inner side of the gasket and disposed at least partially between the spanner and the conduit and having a circumferential length that is substantially less than the circumference of the conduit.
F16L 55/172 - Devices for covering leaks in pipes or hoses, e.g. hose-menders from outside the pipe by means of rings, bands or sleeves pressed against the outside surface of the pipe or hose the ring, band or sleeve being tightened by a tangentially arranged threaded pin and a nut
F16J 15/02 - Sealings between relatively-stationary surfaces
F16J 15/10 - Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces with non-metallic packing
A clamp (15) comprising a band (16), the band comprising first and second edges (19, 20), first (22) and second (23) lug elements connected proximate to the first and second band edges, multiple bolts (26a, 26b) extending transversely between the first and second lug elements, the first lug element comprising a transversely extending lug finger (29a) having a finger bearing surface (30a, 30b, 30c, 30d), the second lug element comprising a lug finger land (31) having a bearing surface (32a, 32b, 32c, 32d), the lug finger extending transversely between the first and second lug elements, the finger bearing surfaces of the lug finger and the lug finger land contoured relative to each other such that tightening the band to reduce a gap (33a) between the edges of the band in a first range (34) causes the first lug element to rotate in a first direction of rotation (35) and in a second range (36) causes the first lug element to rotate in a second direction (37) opposite to the first direction of rotation.
F16L 21/06 - Joints with sleeve or socket with a divided sleeve or ring clamping around the pipe ends
F16L 55/172 - Devices for covering leaks in pipes or hoses, e.g. hose-menders from outside the pipe by means of rings, bands or sleeves pressed against the outside surface of the pipe or hose the ring, band or sleeve being tightened by a tangentially arranged threaded pin and a nut
A tapping sleeve assembly comprising a sleeve having first and second shells, a gasket, a connection assembly comprising first and second side bar elements connected to the first and second shells, respectively, multiple lugs extending from the first and second side bar elements, and a bolt extending between each of the respective lugs, the first side bar element comprising an upper leg connected to the first shell at an upper connection, a lower leg supporting at least one of the lugs, an intermediate bearing unit configured to bear against the first shell, and the bearing unit having at least one bearing surface not affixed to the outer surface of the first shell, whereby the first and second side bar elements may be drawn towards each other to tighten the sleeve to a conduit.
F16L 41/06 - Tapping pipe walls, i.e. making connections through the walls of pipes while they are carrying fluids; Fittings therefor making use of attaching means embracing the pipe
An improved tapping sleeve assembly comprising a sleeve configured to clamp a main fluid conduit oriented about a longitudinal axis, the sleeve having connecting assembly between a first member and a second member, the connection assembly configured and arranged to tighten the first and the second members to the main fluid conduit, a gasket disposed between the first member and the main fluid conduit, the gasket comprising a flexible sheet having an inwardly facing surface and an outwardly facing surface and a thickened aperture seal configured to extend around a branch aperture in the first member between the sleeve and the main fluid conduit, and the aperture seal having a non-uniform radial thickness around the branch aperture when the connection assembly is in a non- actuated position.
F16L 41/06 - Tapping pipe walls, i.e. making connections through the walls of pipes while they are carrying fluids; Fittings therefor making use of attaching means embracing the pipe
F16L 41/12 - Joining pipes to walls or pipes, the joined pipe axis being perpendicular to the plane of a wall or to the axis of another pipe using attaching means embracing the pipe
F16B 2/08 - Clamps, i.e. with gripping action effected by positive means other than the inherent resistance to deformation of the material of the fastening external, i.e. with contracting action using bands
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