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Class 52/317 - DRAFT STOP BETWEEN STUDS; E.G., FIRE STOP


Subclass of Class 52 - Static structures (e.g., buildings)
Definition: Structure wherein a wall cavity is broken up into a plurality
No. of patents: 88
Last issue date: 08/31/2010


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NumberTitleIssue Date
7784234Fire stop clamp
A fire stop clamp is presented. The fire stop clamp includes a support clamp and a fire stop disc. The support clamp supports a pipe by preventing movement of a pipe towards a structural member. The fire stop disc seals an opening associated with a pipe penetration....
08/31/2010
7762032Systems and methods for providing a utility line protection plate
Embodiments of the invention are directed to systems and methods for providing a utility line protection plate. In one embodiment of the invention, a system for providing a utility line protection plate can include at least two plate portions configured to resist im...
07/27/2010
7406806Blast resistant prefabricated wall units
Blast resistant prefabricated wall panels contain at least one panel consisting of two structural boards having a thermoset resin-impregnated fiber reinforcing layer therebetween and extending from sides of the panel, the extension wrapped at least partially around ...
08/05/2008
7373761Self-adjusting intumescent firestopping apparatus
A self-adjusting firestopping apparatus for holding of intumescent material within poke-through openings in construction barriers usually being floors but also possibly being walls or ceilings wherein cables or other penetrating members extend therethrough. The self...
05/20/2008
7331296Shelf section and method
A shelf section either having a bottle holding region or a central wood member supporting a platform and adapted to fit against a wall section where there are exposed 2 by 4 wooden posts at spaced intervals. The shelf section has a horizontal platform, part of which...
02/19/2008
7331149Drywall backing apparatus and method of installing same
A method and apparatus for installing backing in walls which include a first, second and third upright U-shaped stud. A first backing member has a first end, a second end, a top, a bottom, a first side and a second side. The first backing member is disposed between ...
02/19/2008
7240905Method and apparatus for sealing a joint gap between two independently movable structural substrates
A system for sealing a joint gap between structural substrate panels such as walls, ceiling and floors making use of a sealing member including a mounting section fixedly secured to one of the surfaces and a covering member extending outwardly therefrom into contact...
07/10/2007
7216465Connectors, tracks and system for smooth-faced metal framing
A novel system for constructing smooth-faced metal framing and novel tracks and track connectors therefore. The system and connectors of the present invention utilize metal framing tracks that demonstrate a U-channel configuration having a base, sidewalls with at le...
05/15/2007
7181888Interconnected double hull construction for basements
An interconnected double hull construction for the basement of a building. The double hull construction includes a plurality of interior wall boards attached to the interior face of the foundation walls in a manner adapted to provide communication between air passag...
02/27/2007
7178305Hanger bracket
A bracket is provided comprising a rectangular and substantially planar base panel, a pair of generally opposed and substantially parallel panels extending generally normal to the base panel and spaced apart, with a third panel extending generally normal to the base...
02/20/2007
7152385In situ molded thermal barriers
Methods, systems, and devices for installing barriers in openings of gaps in or between structures such as walls, ceilings, and floors are described herein. At least one barrier molding bag is positioned in the hole or gap, and a flowable firestop material that is p...
12/26/2006
7134252Retrofit hurricane and earthquake protection
Retrofit connectors that secure together the outside sheathing and underlying structural members of wood-frame or masonry houses, preventing damage when subjected to lateral stresses from a hurricane, or transverse loads from an earthquake. The connectors have speci...
11/14/2006
7043880In situ molded thermal barriers
The invention provides methods, systems, and devices for installing thermal barriers in openings or gaps in or between structures such as walls, ceilings, and floors. At least one thermal barrier molding bag is positioned in the hole or gap, and a flowable firestop ...
05/16/2006
7021021Connectors, tracks and system for smooth-faced metal framing
A novel system for constructing smooth-faced metal framing and novel connectors therefore. The system and connectors of the present invention utilize metal framing members or wall studs that demonstrate a U-channel configuration having a base, sidewalls, and margina...
04/04/2006
7021013Compensator for compensating thermal expansions
A compensator (18) is provided for compensating thermal expansions of ducts or pipelines (10) for carrying flows of hot media, especially ducts that are lined with fire-proof material. The compensator (18) is easy to maintain and is relatively s...
04/04/2006
6928777Method and apparatus for firestopping a through-penetration
An apparatus for creating a firestopping barrier in a through-penetration includes a support mechanism arranged within the through-penetration, firestop material movably connected with the support mechanism, and firestop material arranged between the firestop materi...
08/16/2005
6874284Fire safety unit
A modular, self contained room that can be assembled within a building structure or built at one location and moved into a building structure. The room will have a battery operated electrical system, a self-contained air system and the walls will have a fireproof ge...
04/05/2005
6862852Sealing system and gasket therefor
The invention releases to a sealing system comprising a cylindrical tube of a material that is capable of deformation under the influence of a temperature increase, and a gasket of an at least partially elastic material for sealingly retaining the tube in a lead-thr...
03/08/2005
6841209Fire protection containers incorporating novel low free-water insulation materials
The present invention contemplates water-bearing silicate materials achieved by modifying the basic method of essentially reacting water glass with calcium chloride to bind the free water into solid form without adversely affecting the basic chemical and physical st...
01/11/2005
6732481Intumescent firestopping apparatus
An intumescent firestopping apparatus used in poke-through applications for selectively sealing an opening through a construction barrier such as a wall, floor or ceiling having cables or other penetrating members extending therethrough. The apparatus effectively se...
05/11/2004
6705056Drywall backing apparatus and method of installing same
A method and apparatus for installing backing in walls which include a first, second and third upright U-shaped stud. A first backing member has a first end, a second end, a top, a bottom, a first side and a second side. The first backing member is disposed between ...
03/16/2004
6698146In situ molded thermal barriers
The invention provides methods, systems, and devices for installing thermal barriers in openings or gaps in or between structures such as walls, ceilings, and floors. At least one thermal barrier molding bag is positioned in the hole or gap, and a flowabl...
03/02/2004
6658801Portable fire curtain system
A portable fire curtain system to provide a cloak to cover a vented opening. When deployed it will alleviate the incoming wind, which is fueling the fire. The fire curtain is made of one sheet of a fire resistant or fire proof material that is folded and ...
12/09/2003
6474037Retrofit hurricane and earthquake protection
Retrofit connectors that secure together the outside sheathing and underlying structural members of wood-frame or masonry houses, preventing damage when subjected to lateral stresses from a hurricane, or transverse loads from an earthquake. The connectors...
11/05/2002
6470635Coupling assembly with intumescent material
A firestop coupling assembly (10, 210 or 310) for allowing the passage of utility members (50 or 52) through a hole in a partition (54 or 56) while preventing the transmission of fire and smoke through the hole. The coupling assembly including a coupling ...
10/29/2002
6427413Grooved construction lumber for constructing lumber structures
A grooved construction lumber element for use in constructing lumber structures such as wall framing, roof trusses, load bearing beams, deck and stair railings, and the like, is described. The construction lumber element is comprised of a straight lumber ...
08/06/2002
6405502Firestop assembly comprising intumescent material within a metal extension mounted on the inner surface of a plastic coupling
A firestop coupling assembly for allowing the passage of utility members through a hole in a partition while preventing the transmission of fire and smoke through the hole. The coupling assembly includes a coupling and a firestop extension. The firestop e...
06/18/2002
6260318Unitary metal bridge, fire stop and backing device
The present invention relates to wall construction, and more particularly to a new and improved means for bracing parallel studs, draft dampening between parallel studs within interior wall structures, and anchoring hand rails and grab bars to walls using...
07/17/2001
6189277Firestop cavity occlusion for metallic stud framing
A frame wall (20) incorporating occlusion brackets (26) is provided. The frame wall (20) incorporates a pair of adjacent and substantially parallel framing members (22). Each framing member (22) has a substantially U-shaped cross section and encompasses a...
02/20/2001
6176052Fire retarding division penetrating member
The installation of a fire retarding division-penetrating member is enhanced and the member fits the outer circumference of inconstant penetrating material to prevent the filler from dropping. The heat expansion fire resistant material may be securely pro...
01/23/2001
6164028Reinforced steel stud structure
A horizontal bridging member is mounted between a pair of metallic studs to prevent relative motion between the two studs....
12/26/2000
6112488Fire barrier material and gaskets therefor
A fire resistant gasket for architectural joints comprises an intumescent material mat having a first major surface and a second major surface, wherein at least one of said first and second major surfaces has coated thereon an adhesive. A fire barrier is ...
09/05/2000
6112490Spray insulation shield apparatus and application method
An insulation confining shield and application method, the shield mountable between elongated structural framing members in an unfinished wall or ceiling for insulation dispensed as curable liquid having a blowing agent or an insulation material with a cu...
09/05/2000
6065250Reinforced handrail
A reinforced handrail provides two to four brackets attached to wallboard in a linear manner. Two brackets are end brackets, and there may be one or more center brackets. The wallboard is supported by vertically oriented 2×4 studs at spaced intervals, an...
05/23/2000
5970670Intumescent fire arrester collar for pipelines
A fire collar (10) is supported around a plastic material pipe (30) extending through a bore (32) in a wall (44). The fire collar (10) comprises a cylindrical metal collar (12) carrying a layer of intumescent material (36) on its inner circumferential sur...
10/26/1999
5964071Frame material for wall
A frame material for a wall of a building, including a metal beam, and a tubular rectangular metal stud having opposite sides each provided with a window through which the beam is capable of being inserted and in which the beam is received such that the l...
10/12/1999
5953872Fire barrier assembly
A barrier assembly for blocking the spread of fire and smoke includes a building partition having a partition outer face and having a substantially circular partition opening, the partition opening having a certain opening inner diameter, a plastic pipe h...
09/21/1999
5765332Fire barrier protected dynamic joint
A fire barrier protected dynamic joint in a structure, and a method for installing the same. The fire barrier protected dynamic joint includes a flexible sheet of a fire barrier material and a adhesive material for bonding the sheet to an attachment area ...
06/16/1998
5638907Fire extinguisher cabinet mounting
A simple and inexpensive, but highly effective, single-walled fire-rated enclosure for a fire extinguisher cabinet which maintains the integrity of 1- and 2-hour fire-rated walls. The enclosure requires only five panels of fire-rated material which are fi...
06/17/1997
5634304Water impervious intumescent firestop collapsing conduit
A firestop conduit element is formed of an inner conduit of fusible material surrounded by intumescent material which is contained within an exterior moisture impenetrable barrier. A preferred barrier is an external sleeve, bonded at its ends to the condu...
06/03/1997
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