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Class 52/692 - Truss with compound chord


Subclass of Class 52 - Static structures (e.g., buildings)
Definition: Structure wherein the chords and webs comprise a rigid framework
No. of patents: 39
Last issue date: 03/31/2009


NumberTitleIssue Date
7509781Structural wooden joist
The structural wooden joist described comprises a lower chord, an upper chord spaced from the lower chord and a laminated panel structure joining the chords. This panel structure defines an uninterrupted surface from one end of the joist to an opposite end thereof a...
03/31/2009
7356974Structural truss and method for forming a structural truss
A structural truss and method of forming a truss is disclosed. The truss includes an end configuration which does not rely on gluing components together. The end configuration is formed from a web which extends between the top and bottom chords of the truss and a co...
04/15/2008
7347030Modular truss system with a nesting storage configuration
An aspect of the present disclosure relates to a truss span. One embodiment includes at least three chords in a generally parallel orientation with respect to each other, where adjacent chords provide a face of the truss span. The truss span includes a web that conn...
03/25/2008
7278247Method and apparatus for replacing a utility pole
A method and apparatus is provided for replacing a pole in an electrical utility support structure while the supported electrical wires remain energized. The method comprises erecting a replacement pole adjacent to a pole to be replaced, and providing a pivotable su...
10/09/2007
7272914Steel joist
A joist suitable for use in a composite concrete floor is disclosed. The joist comprises a top chord, a bottom chord; and a vertically extending intermediate web having a top end secured to the top chord and a bottom end secured to the bottom chord. The top chord co...
09/25/2007
7240463Structural member for use in the construction of buildings
A metal building includes a joist system having upper and lower longitudinally extending chords, the upper and lower chords being substantially parallel, and a plurality of web members interposed between the parallel chords. Each of the chords includes an upper chor...
07/10/2007
7191571Modular construction blocks, building structures, kits, and methods for forming building structures
The modular construction blocks include a preform having a plurality of passageways therethrough. The preforms may by formed from a plastic material and filled with concrete and steel reinforcing bars to form footings, foundations, girders, walls, and roofs. The mod...
03/20/2007
7185471Method for making a wooden beam, wooden beam and structure for constructing a building
Method of manufacturing a wooden beam includes arranging first and second elongated members parallel to one another and at a predetermined distance from one another, arranging the at least two crosspieces on the first and second elongated members, arranging third an...
03/06/2007
7143555Hybrid precast concrete and metal deck floor panel
In one implementation of the present invention, corrugated metal deck panels are attached to concrete structural beams to form a precast panel. ...
12/05/2006
7036888Chair with bight formed in leg
A chair comprises a leg. The leg is formed to include a bight extending longitudinally along the leg to strengthen the leg. ...
05/02/2006
7013613Composite slab and joist assembly and method of manufacture thereof
A composite slab and joist assembly includes a joist, at least one deck panel on the joist, slab reinforcement above the joist and dock panel, and a slab of concrete formed on the deck panel and joist such that the slab encloses the slab reinforcement and a top port...
03/21/2006
6993881Joist assembly and chord for use in such joist assembly
A joist assembly having a top chord with a slot formed therein, a bottom chord with a slot formed therein, and a tubular member of serpentine configuration having an upper portion received within the slot of the top chord and a lower portion received within the slot...
02/07/2006
6993880Apparatuses and methods for manufacture and placement of truss assemblies
The present invention provides for an improved method of fabricating trusses. The improved trusses are made from elongated, tubular members forming the chords and/or webs. A metal connector plate is used to connect the chords and webs to form the truss. Further, mod...
02/07/2006
6571527Elongate structural member comprising a zigzag web and two chords wherein one chord comprises a channel with inwardly directed lips on the channel ends
An elongate structural member comprises a first chord and a second chord extending lengthwise with a web spanning a space therebetween. The web comprises at least one length of metal bar stock having zigzag bends. A first set of bends is disposed along a ...
06/03/2003
6481176Storage roof truss
Abstract: The storage roof truss has a non-triangular central opening to provide greater storage space. Truss chords and webs are arranged to provide a central opening with a horizontal bottom and vertical lower sides. This allows more usable storage spac...
11/19/2002
6065267V-shaped stackable truss that is selectively braceable
A V-shaped stackable truss that is selectively braceable by adding braces to strengthen the truss as needed....
05/23/2000
5901522Collapsible building truss
A truss for use as support for a sloped roof of a building. The truss can be a collapsible metal truss. A method for assembling the truss is described. Each of the of the rafter and beam can include a metal chord all which chords lie in a first plane. Eac...
05/11/1999
5867948Arched framework and its assembly method
A structure frame made of arches is formed with a plurality of curved frame units in parallel arrangement, where the curved frame units having butt joints (6) are connected in length by several straight bars (16) and the butt joints (6). The straight bars...
02/09/1999
5678378Joist for use in a composite building system
A composite building system includes a special joist having a lower flange in one embodiment and a special ladder reinforcement in another embodiment, a plurality of special masonry blocks defining a longitudinal trough, the blocks having mutually co-plan...
10/21/1997
5649403Truss structure
A truss structure utilizing three open channeled rigid members or chords which are preferably made of metallic material. A web constructed of at least two spanning members that are angularly attached to one another, are connected to the first, second, and...
07/22/1997
5592800Truss with adjustable ends and metal web connectors
A load bearing truss includes first and second generally parallel chord members, first and second post members coupled between the first and second chord members and a plurality of V-shaped metal webs interconnecting the first and second chord members. Re...
01/14/1997
5448866Trusses and precast concrete slabs reinforced thereby
A space truss is constructed of a pair of plane trusses. Each of the plane trusses is constructed of an upper and lower chord member fixedly connected with each other through a strut member interposed therebetween. The thus constructed plane trusses are o...
09/12/1995
5433055Parallel welded box beam truss member
A truss member for the erection of a building structure being fabricated in twenty eight foot lengths having top and bottom full length 2×4 members having intermediate angled hardwood members with spaced vertical hardwood members and plywood full length ...
07/18/1995
5214900Method and means for supporting overhead joists to create greater headroom
A joist support beam is comprised of an elongated substantially flat horizontal flange with a plurality of spaced upstanding brackets or web segments secured to the flange. Joist gripping elements are secured to the upper ends of the brackets and are comp...
06/01/1993
4891927Joint for connecting wooden beams to each other, and the use of the joint in roof truss structures
A joint in which wooden beams are made up of beam members, located side by side in the longitudinal direction of the beams, and in which beam joint elements, provided with nails, are fitted on the inner surfaces of the beam members in such a way that they...
01/09/1990
4890429Building truss
The invention relates to a building truss having an intermediate flexible section and two end stiff sections. The truss is formed of upper and lower chord(s) with the lower chord(s) of the intermediate section having a plurality of lengths of tube slidabl...
01/02/1990
4730431Beam
A flanged beam with a web structure formed of a wire or strip-like member (2) bent to zigzag, meander or wave configuration, the bending spots (3) thereof being attached to the flanges (1). The specific feature of a beam performed according to the inventi...
03/15/1988
4660341Composite structure
An open web joist system and a composite concrete structure incorporating said open web joist system wherein the top chord comprises two spaced-apart angle bars held in spaced-apart relationship by bar stock of an open web member and a closure member for ...
04/28/1987
4586307Prefabricated ceiling element for ceilings in buildings
A prefabricated ceiling element for ceilings in buildings comprises a concrete ceiling panel (1, 1', 1") and a steel girder (2, 2', 2") having a T-section, the web of which has tips (2c, 2c') which are anchored in the concrete ceiling panel (1, 1', 1"). F...
05/06/1986
4416102Plastic bushing for use with steel/wood truss structures
A cylindrical resilient plastic bushing having a central bore fits coaxially within the wooden chord openings of a single or double chord truss joist. The bushing bores are sized to receive the metal pins of the joist which fasten the metal webs to the ch...
11/22/1983
4376669Method of fabricating energy absorbing structure
A method of fabricating an energy absorbing structure for a vehicle comprises the steps of (a) winding a continuous resin wetted filament around a number of attachment points at the opposite ends of a jig to form an array of parallel strands, (b) displaci...
03/15/1983
4333293Joist having differing metal web reinforcement
A truss incorporates metallic webs of differing gages, and in protected positions between chord members, to enable its use as a floor joist....
06/08/1982
4159606Beam and method of making it
A beam having flanges composed of wood pieces and a web consisting of a wire member bent alternately back and forth to extend between and being attached to the flanges at the bends. Each flange comprises at least two wood pieces which extend longitudinall...
07/03/1979
4077176Truss joists
A truss joist includes an upper chord, a lower chord and a series of links. The series of links connects the upper and lower chord and terminates in an end link which is attached to the lower chord and extends upwardly toward the terminal portion of the u...
03/07/1978
4003179Truss hanger
A truss hanger for trusses in which the top chord consists of a pair of parallel wood members and the end web is a metal member such as a tube formed with a flattened end. The hanger is fabricated from flat sheet metal using standard punch-press operation...
01/18/1977
3985459Truss ridge-joint connector assembly
A ridge-joint connector assembly for trusses having a top chord which consists of a pair of juxtaposed parallel wood lumber members and metal web members. The assembly connects the abutting ends of the pitched lumber members and the metal chord members. T...
10/12/1976
3979868Composite concrete and steel floor construction
A steel joist formwork and a composite steel and concrete floor structure provided with a top chord, a bottom chord and a web joining the top and bottom chords with the top chord being serpentine shaped like and S or Z and including top and bottom, genera...
09/14/1976
3968616Decking beam assembly
A decking beam assembly for use with builders scaffolding which is arranged and constructed to enable different shapes and sizes of filler element to be fixed thereto in order to permit the use of different standard types of decking panels in constructing...
07/13/1976
3946532Truss structure with fastener plate joint assembly
A truss structure having upper and lower chords joined by metal web members in which at least one of the chords consists of parallel wood members and the joint means connecting the metal web member to the wood members includes; a pair of metal fastener pl...
03/30/1976
 
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