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| Number | Title | Issue Date |
| 8113316 | Scaffolding and worktable apparatus The present disclosure relates to a scaffolding and worktable apparatus with pivotally connected end legs, and in particular, to an apparatus that can be modified from a scaffold to a worktable by rotating collapsible end legs from a first position to a second posit... | 02/14/2012 |
| 7886873 | Panel-type construction element A panel-type construction element comprises a substantially rectangular base panel (1), which is particularly suited, for example, for use as a covering for facade scaffolding. Numerous dimples (2) can preferably be configured on the upper face of the ... | 02/15/2011 |
| 7584824 | Scaffold plank with end connector and method of making same A scaffold plank assembly for engagement to a scaffolding frame. The scaffold plank assembly comprises an elongate, non-metal plank defining opposed first and second ends and at least one interior cavity. Attached to respective ones of the opposed ends of the plank ... | 09/08/2009 |
| 7434521 | Mason's adjustable chimney-platform arrangement An adjustable, articulable platform, changeable to and from a “U” shape to an “H” shape, is attachable to the distal end of an articulable support arm of a transport vehicle. The platform is arranged to adjustably surround an elevated chimney on at least thr... | 10/14/2008 |
| 7431129 | Composite scaffolding plank and method of forming same A composite scaffolding plank made from a plurality of wooden boards positioned in side to side parallel abutment. A plurality of spaced pins extend transversely through the wooden boards. A cam means on the pins pulls and holds the boards together. In one preferred... | 10/07/2008 |
| 7389856 | Elevated work platform An elevated work platform to support workers thereon comprising a plurality of support sections held in operative relationship relative to each other by a peripheral frame wherein each support section comprises a plurality of transverse support members held in space... | 06/24/2008 |
| 7270216 | Portable table assembly An assembly of portable platforms is mounted and connected together on a ladder to provide a working platform. ... | 09/18/2007 |
| 7234583 | Escalator or moving walk An improved escalator or moving walk construction, head elements are pre-assembled as a sub-assembly which is subsequently mounted on the truss of the escalator. The sub-assembly includes comb plate holders, one on each side, which carry a comb plate. The comb plate... | 06/26/2007 |
| 7228938 | Outrigger assembly for supporting a platform adjacent a work area An outrigger assembly includes at least one support unit including a first elongated support arm and a second elongated support arm cantilevered and secured to the first support arm. A joist-supporting arm is removably engaged with the front end portion. The assembl... | 06/12/2007 |
| 7229055 | Hook holder for holding scaffolding elements to a scaffold Holding hook for a mutual blocking position retaining of a first type of a scaffold elements (4) at a second type of scaffold elements (5) in a scaffold and consisting of a holding part 811) that relative to an axis (9) is pivotally appli... | 06/12/2007 |
| 7210560 | Folding platform structure A platform structure has at least two articulated platforms that can extend end-to-end to form a bench type arrangement. For ease of portability, the structure includes wheels so that it can be carted when it is in a stow position. The structure can include a detach... | 05/01/2007 |
| 7188707 | Scaffold plank with end connector and method of making the same A scaffold plank assembly for engagement to a scaffolding frame. The scaffold plank assembly comprises an elongate, non-metal plank defining opposed first and second ends and at least one interior cavity. Attached to respective ones of the opposed ends of the plank ... | 03/13/2007 |
| 7182173 | Material-handling device for aerial work platform An improved aerial work apparatus of the type having an aerial work platform attached to the distal end of a boom mounted to a mobile chassis comprising a material-handling device mounted with respect to the platform. Preferably, the material-handling device is eith... | 02/27/2007 |
| 7090053 | Scaffold plank with end connector and method of making the same A scaffold plank assembly for engagement to a scaffolding frame. The scaffold plank assembly comprises an elongate, non-metal plank defining opposed first and second ends and at least one interior cavity. Attached to respective ones of the opposed ends of the plank ... | 08/15/2006 |
| 7086500 | Extensible, self locking platform and method of using same An extensible, self locking platform includes a first assembly having a first plurality of substantially parallel longitudinally extending members and a second assembly having a second plurality of substantially parallel longitudinally extending members. The first a... | 08/08/2006 |
| 7077239 | Expandable dual tube scaffold hatch structure The invention is a scaffold access system for use in a scaffold frame of horizontal and vertical scaffold members. The system includes double barrel scaffold horizontal member, a series of short scaffold boards, a series of long scaffold boards, a short vertical sca... | 07/18/2006 |
| 7048093 | Coupling device for scaffoldings A coupling device including a first tightening part and a second tightening part. The first tightening part includes a tightening surface and is moveable about a pivot axis. The second tightening part is also moveable about the pivot axis. The first tightening part ... | 05/23/2006 |
| 7032712 | Scaffold with vertical supports and horizontal carriers The invention relates to a scaffold with vertical supports arranged spaced apart next to one another and/or behind one another, with horizontal carriers arranged between adjacent vertical supports and with scaffold decks which releasably lie at their end regions on ... | 04/25/2006 |
| 6971477 | Walkboard ledger for scaffolding A scaffolding (10) for elevating a worker (not shown) above a floor or ground surface is disclosed. The scaffolding (10) broadly includes a pair of frames (12) and (14), cross bracing (16) coupling the frames (12,14) togethe... | 12/06/2005 |
| 6953106 | Collapsible scaffolding tower A collapsible scaffolding tower having four uprights arranged in two pairs, wherein each of the uprights is formed of three or more telescopically collapsible sections and rigid horizontal bars extend between the sections of the uprights in each pair to form two tel... | 10/11/2005 |
| 6938730 | Buddy's adjustable height workhorse The adjustable height workhorse is a height adjustable workspace for allowing a worker to easily hang sheet rock on walls at elevated heights. The workhorse provides a platform supported by a frame having a plurality of vertical posts and a plurality of horizontal h... | 09/06/2005 |
| 6935600 | Suspension holding device and method of use Disclosed herein is a support component for suspending a load, comprising: a main body, wherein the main body comprises: a hollowed portion bordered by a top side wall opposite to a bottom side wall, and a proximal lateral side wall opposite to a distal lateral side... | 08/30/2005 |
| 6892860 | Scaffold with leg lock A scaffold includes a platform, a pivotable leg unit, and a leg lock. The leg lock is used to lock the leg unit in an extended position for use of the scaffold. ... | 05/17/2005 |
| 6761247 | Utility scaffolding having safety features Scaffolding (10) having safety features for coupling scaffolding structural members so as to prevent equipment damage and worker injury from inadvertent disassembly, while permitting quick assembly and disassembly when desired. The scaffolding (10) inc... | 07/13/2004 |
| 6745871 | Interlocking scaffold plank A composite scaffold plank for resting on two spaced, substantially parallel horizontal scaffold support members. The plank has an elongated planar panel with elongated reinforcing ribs mounted at a lateral edge substantially perpendicularly to the second major surf... | 06/08/2004 |
| 6715724 | Adjustable support for a fireplace An adjustable support structure for a fireplace including upper and lower bars extending in a longitudinal direction, the upper bar being positioned above the lower bar and including a surface upon which the fireplace can rest. First and second cross bars are also i... | 04/06/2004 |
| 6651398 | Decking assembly and decking kit with hold-down clip A decking assembly and decking kit with hold-down clip are disclosed. The decking assembly includes a supporting substructure, first and second lengthwise extending boards with lips extending outwardly and upwardly away from a side thereof and at least on... | 11/25/2003 |
| 6564904 | Walk-on platform arrangement In order to provide a walk-on platform arrangement, comprising at least one first sub-platform, which is movable from a rest position in a direction of extension into a working position, and a second sub-platform, which in the working position is disposed... | 05/20/2003 |
| 6557666 | Modular hoarding system A modular hoarding includes vertical posts secured to the ground. The vertical posts are spaced apart. Detachable, horizontally oriented cross-members are secured to the vertical posts. Detachable wall panels are secured to the horizontally oriented cross... | 05/06/2003 |
| 6530456 | Locking device for scaffolding elements The invention relates to scaffolding, especially facade scaffolding, comprising vertical poles (11) located one behind the other, preferably in pairs, and interconnected at given vertical intervals by means of cross struts (12). Said vertical poles (11) c... | 03/11/2003 |
| 6523644 | Scaffolding for bridges and other structures A work platform for use on bridges or other structures wherein a plurality of cables extend in spaced relation along a section of the structure and are supported by the structure and wherein a floor comprising a plurality of corrugated flooring panels or ... | 02/25/2003 |
| 6471003 | Utility scaffolding having safety features Scaffolding (10) having safety features for coupling scaffolding structural members so as to prevent equipment damage and worker injury from inadvertent disassembly, while permitting quick assembly and disassembly when desired. The scaffolding (10) incorp... | 10/29/2002 |
| 6435305 | Stackable step stool A stackable step stool having a platform and obtusely angled legs where the design of the stackable step stool allows the stackable step stools to be stacked on top of one another in an alternating manner. The platform is typically rectangular with rounde... | 08/20/2002 |
| 6431316 | Scaffold plank and method of making the same A scaffold plank comprising a rectangularly configured main body which defines opposed ends, and a pair of end caps secured to respective ones of the opposed ends of the main body. Both the main body and the end caps are preferably fabricated from a recyc... | 08/13/2002 |
| 6419046 | Scaffold end caps A scaffold end cap comprises a tapered tubular portion, a flange and a blocking member. The end cap is secured in a scaffold tube by an interference fit resulting from the compression of the end cap as it is pushed into the tube. The end cap prevents debr... | 07/16/2002 |
| 6354402 | Plank securing scaffolding assembly Platform assemblies may be built up using a substantial number of inverted U-shaped vertical supports with platform hold down members that hold the platforms in place, thus avoiding slippage or pilferage. The hold down members form a unitary structure wit... | 03/12/2002 |
| 6354758 | Connector assembly for connecting walk boards A connector assembly that interconnects opposed ends of two walk boards utilized in a scaffolding system. Each connector includes a first plate having a plurality of connector shafts extending therefrom. The connector shafts extend through openings or sle... | 03/12/2002 |
| 6318499 | Composite scaffolding plank including natural wooden and laminated wooden boards and methods of forming same A composite scaffolding plank made from a plurality of wooden boards positioned in side to side parallel abutment. At least one of such boards is a whole natural wooden board, and at least one of such boards is a laminated wooden board. A plurality of spa... | 11/20/2001 |
| 6223856 | Dismountable scaffolding with base plates arranged on cross struts The invention relates to a dismountable scaffolding with vertical struts and horizontal struts. A base plate extends between said struts and is provided with hook-shaped end fittings on each front face. Said base plate can be placed on a rail section in s... | 05/01/2001 |
| 6223857 | Scaffolding platform A scaffolding platform (20), having side rails (22,24), one-piece end cross members (26,28), and a panel (30) is utilized to elevate a work surface (32) provided by the panel (30). In an alternate embodiment, the end cross members (26,28) are unitary and ... | 05/01/2001 |
