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Modular retaining wall fall protection system

Patent Number: 8109363
Publication Date: 2012-02-07
Inventors: Dubbert, Patrick C.; Best, Michael; Schmidt, Wade; Rozier, Scott

The present disclosure provides a retaining wall fall protection system having a plurality of base plates. It further includes a plurality of uprights pivotally attached to the base plates and a cross-brace attached to adjacent uprights at opposite ends of the cross-brace. A plurality of guardrails are provided and attached to guardrail adjustment brackets. The guardrail brackets are removably attachable to the uprights at various positions along the length of the uprights. Finally, there ...

Locking mechanism for a ladder

Patent Number: 8104580
Publication Date: 2012-01-31
Inventor: Eriksson, Per-Olof

A locking mechanism for a collapsible ladder (1) comprising several ladder sections (5), each ladder section comprising two ladder bars (2, 3) arranged parallel to each other and interconnected at one end by a rung to form a U-shaped ladder section, and where each ladder section (5) is telescopically inserted into a lower ladder section to form a collapsible ladder (1), and where dampers (23) are provided at the lower end of the ladder bars (2, ...

Detachable scaffold that is assembled easily and quickly without needing aid of a hand tool

Patent Number: 8104579
Publication Date: 2012-01-31
Inventor: Fu, Yang-Li

A scaffold includes a plurality of upright posts, a plurality of transverse posts, a plurality of locking units, a plurality of oblique posts and a plurality of fasteners. Thus, the upright posts, the locking units, the transverse posts, the oblique posts and the fasteners are detachable from each other so that the scaffold is detachable before assembly, thereby facilitating packaging, storage and transportation of the scaffold. In addition, the upright posts, the locking units, the ...

Stepladder folding twin-step

Patent Number: 8104578
Publication Date: 2012-01-31
Inventors: Brookbank, Timothy James; Moldthan, Jason R.; Gee, II, Jack Warren; Winslow, David Andrew; Parker, Thomas W.; Astor, Kyle G.

A ladder includes a first section having at least one step. The ladder includes a second section having a least one step. The ladder includes a platform attached to the first and second sections. The ladder includes a hinge mechanism connected to the first section and second section, about which the first section and second section move between an open state, where the first and second sections are in an angular relationship for use, and a folded state where the first and second sections ...

Ladder stabilizer for flatbed truck

Patent Number: 8104577
Publication Date: 2012-01-31
Inventor: Reed, James L.

A bracket system enabling secure attachment and access of a ladder thereto a flatbed type trailer used with tractor-trailer rigs is herein disclosed, comprising two (2) generally square metal plates. One (1) side of the metal plate is provided with a narrow “U”-shaped cut-out which slides over a rub rail feature typically provided around the perimeter of a flatbed trailer. The exterior portion of each plate is then bolted to the side rails of a ladder. The plates are located so the ...

Scaffold steps

Patent Number: 8104576
Publication Date: 2012-01-31
Inventor: Schwoerer, Artur

The invention relates to scaffold steps, with two separate side pieces (11) and a plurality of separate step elements (13, 13′, 13″), which can be detachably coupled to each other and to the side ...

Support pad apparatus

Patent Number: 8104575
Publication Date: 2012-01-31
Inventor: Bancroft, Russell N.

A support pad apparatus, including a rigid platform and a load-spreading conformable pad thereunder that conforms to the bottom surface of the platform and may either be flat or concave along its bottom surface to engage the surface of a flat, uneven or sloped roof or some other type of flat, uneven or sloped hard or soft underlying surface, both within and outside of a building, or in any other appropriate setting. The top of the platform contains the structural means to ensure that the ...

Portable anchorage assembly

Patent Number: 8100228
Publication Date: 2012-01-24
Inventors: Hamilton, Garry Ernest John; Wolner, J. Thomas

A portable anchorage assembly comprises an extension member interconnecting a counterweight assembly and a base. The counterweight assembly has a cavity configured and arranged to receive at least one weight. The extension member has a first end and a second end. The first end is pivotally connected to the counterweight assembly. The base is connected to the second end of the extension member and includes a wheel and at least one anchorage point. The base is pivotable about the ...

Portable worker safety frame

Patent Number: 8100227
Publication Date: 2012-01-24
Inventor: Southworth, Patrick

A portable worker safety frame provides many of the benefits of a loading dock while enhancing worker safety. In one implementation, the safety frame provides a walking surface of adjustable height that may be placed adjacent to an arbitrary work surface of a transportation vehicle. The safety frame can provide a walking platform that has a similar length as the cargo bed itself, yet is portable by such conventional means as the forks of a lift truck. The portable worker safety frame also ...

Belayer/descender safety device

Patent Number: 8096385
Publication Date: 2012-01-17
Inventors: Tarkhani, Slim; Valembois, Guy

The invention relates to a belayer/descender safety device (1), cooperating with a rope (2), comprising means (5) to hold said rope (2) and rotationally fixed to a chassis (6) on which enclosure means (10) for said rope (2) are mounted with pivoting and cooperating with said holding means (5). The enclosure means (10) and the chassis (6) comprise a housing (12) in opposition in the locking position which cooperates ...

Safety line anchor

Patent Number: 8096384
Publication Date: 2012-01-17
Inventors: Caylor, Gerald L.; Schubert, Brian M.

An anchor for securing a safety line to a container having an opening defined by an upstanding rim comprises a bar which is longer than the opening is wide. A pair of hooks are connected to the anchor bar by hook mounts. The hooks open downward toward ends of the anchor bar such that the rim of the access opening may be secured between each hook and an associated end of the anchor bar. A mounting tab is connected to an end of each hook below a hook bend. A safety line connector may be ...