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2022
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P/S
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Cable hanging system for HVAC components |
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2019
|
Invention
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Liquid adhesive concentrate. Provided herein are compositions and methods of preparing a liquid a... |
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|
Invention
|
Angle plate package having a single strap. A stacked package of angle plates for use in associati... |
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|
Invention
|
Method of installing sealed circular ductwork.
A circular sheet metal duct having a sealant appl... |
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2018
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P/S
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Metal duct connectors and components used for the construction and installation of rectangular du... |
|
|
Invention
|
Sealed drive slip. This invention provides for a sealed drive slip that may be roll-formed from s... |
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|
Invention
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Sealed drive slip.
This invention provides for a sealed drive slip that may be roll-formed from ... |
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2015
|
Invention
|
Process for manuafacturing sealed round metal ductwork.
This invention relates to sealing HVAC d... |
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2013
|
Invention
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Residential ductwork system.
A high efficiency HVAC duct system for residential ductwork that is... |
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|
Invention
|
Residential ductwork system. A high efficiency HVAC duct system for residential ductwork that is ... |
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|
Invention
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Rectangular sheet metal sealed duct. A rectangular cross-section sheet metal duct system that is ... |
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|
Invention
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Flexible register boot for heated and cooled air. A flexible contoured boot for transmitting air ... |
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|
Invention
|
High efficiency take-off fitting. A high efficiency take-off fitting allows conditioned air from ... |
|
|
Invention
|
Rectangular sheet metal sealed duct.
A rectangular cross-section sheet metal duct system that is... |
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2012
|
Invention
|
Access door for circular cross-section ductwork. A duct access door for use with ducts of circula... |
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|
Invention
|
Access door for circular cross-section ductwork.
A duct access door for use with ducts of circul... |
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2011
|
Invention
|
Process for manufacturing sealed round metal ductwork. This invention relates to sealing HVAC duc... |
|
|
Invention
|
Hvac pipe sealed fittings. The invention relates to providing a virtually air tight seal of the j... |
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2010
|
Invention
|
Dual purpose dimple for hvac circular ductwork. This invention relates to sealing HVAC ductwork a... |
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|
P/S
|
Adhesive sealant for ductwork. |
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2009
|
P/S
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Ducts namely heating, ventilation and air conditioning ducts; heating, ventilation and air condit... |
|
|
Invention
|
Dual purpose dimple for hvac circular ductwork. HVAC ductwork is sealed along its joints in order... |
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2008
|
Invention
|
Sealing mechanism for ductwork. This invention relates to sealing HVAC ductwork along its joints ... |
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2007
|
P/S
|
Wire rope hanging system. |
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|
P/S
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Wire rope fittings. |
|
|
Invention
|
A self locking sheet metal duct with a sealant and method for manufacturing the duct with a seala... |
|
|
Invention
|
Cable support sytems.
Cable Support Systems for supporting an object at a desired distance below... |
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|
Invention
|
Cable support systems. Cable Support Systems for supporting an object at a desired distance below... |
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2003
|
Invention
|
Cable support systems. Cable support systems (14) for supporting an object at a desired distance ... |
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2002
|
Invention
|
Releasable cable grip. A releasable cable grip (10) for locking a cable within a housing (12) is ... |
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2001
|
Invention
|
Releasable cable grip. A releasable cable grip for locking a cable within a housing is provided. ... |
|
|
Invention
|
Fabricated oval duct connector. A fabricated connector for oval shaped cross section ducts is pro... |
|
|
Invention
|
Access door for ductwork. A duct access door for use with ducts that carry cooking vapors and gre... |
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1999
|
Invention
|
Damper mounting assembly. A damper mounting assembly for mounting a damper within an HVAC duct is... |
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1997
|
Invention
|
Duct access door for circular openings. A duct access door to close and seal a circular opening i... |
|
1996
|
P/S
|
Parts and fittings, principally of metal, for joining lengths of ducting; flanges; clamps; coupli... |
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|
P/S
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Parts and fittings, principally of metal, for joining lengths of ducting; flanges; clamps, coupli... |
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1995
|
Invention
|
Air duct turning vane and rail assembly. An air turning vane and rail assembly for use in heating... |
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1991
|
Invention
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Flange type duct connector. A duct connector frame having frame sections with a bottom wall, a fr... |
|
|
Invention
|
Method for connecting the ends of a pair of oval duct sections. Apparatus for connecting the ends... |
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1990
|
Invention
|
Method and apparatus for connecting the ends of a pair of oval duct sections. ABSTRACT Apparatus ... |
|
1989
|
P/S
|
Duct access doors made primarily of metal. |
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|
P/S
|
Duct connection system for flat oval ducts. |
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|
P/S
|
Metal duct connectors for circular ducts. |
|
|
Invention
|
Duct connector for a circular duct. ABSTRACT A pair of frame members are secured to the ends of a... |
|
|
Invention
|
Circular duct connector. ABSTRACT A pair of frame members are secured to the ends of pair of adja... |
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1985
|
Invention
|
Automatic duct welding machine. ABSTRACT OF THE DISCLOSURE A welding gun of an arc welding machin... |
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1984
|
Invention
|
Duct joining system. A duct jointing system has frame members each with a channel portion for eng... |
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1983
|
Invention
|
Duct joint assembly. TITLE DUCT JOINT ASSEMBLY ABSTRACT OF THE DISCLOSURE A plurality of flange p... |
|
|
Invention
|
Duct joint frame. TITLE DUCT JOINT FRAME ABSTRACT OF THE DISCLOSURE A plurality of flange members... |
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1981
|
Invention
|
Duct jointing system. A duct jointing system has frame members each with a channel portion for en... |
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1980
|
Invention
|
Method for positioning and securing components of a workpiece. TITLE METHOD FOR POSITIONING AND ... |
|
|
Invention
|
Welding apparatus for positioning and securing components of a workpiece. TITLE WELDING APPARATU... |
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1979
|
Invention
|
Duct jointing system. A means for connecting together sheet metal ducts, e.g. forced air heating ... |
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1978
|
Invention
|
Flange type duct joint assembly and seal arrangement therefor. ABSTRACT OF THE DISCLOSURE A joint... |
|
|
Invention
|
Flange type duct joint assembly and method of making the same. ABSTRACT OF THE DISCLOSURE A joint... |
