Abstract: A kit for erecting a platform. The kit comprises a plurality of quad-chord trusses. Each truss is attachable to others of the truss by eyelets on the ends of the chords. When the chords are spaced horizontally, the eyelet apertures are vertical for receiving pins, which allows a single pin to be inserted in eyelet apertures on one side of the truss so that one truss is swingable horizontally into position for rigid attachment end-to-end by inserting another pin in eyelet apertures on the other side of the truss. Each truss comprises a plurality of connector members for attachment to the trusses along their lengths. The kit further comprises a plurality of cross beams having connector members at their ends to mate with and attach to the truss connector members, and a plurality of tie-up mechanisms attachable to the trusses and to which a supporting line from an overhead structure is attachable.

Abstract: A boat or recreational vehicle ladder apparatus is provided. One aspect of the present ladder apparatus includes an elongated extension handle including a slot adjacent a lower end thereof. Another aspect of a boat or recreational vehicle ladder apparatus provides a snap-on step tread which can be mounted to a dual-tubular ladder step structure. Another aspect of a boat or recreational vehicle ladder apparatus employs a laterally expandable ladder step which can be retrofit onto an existing ladder. A further aspect employs clasps or hooks to attach and retain a ladder step to generally vertical ladder rails in a tool-free and fastener-free manner.

Abstract: A divider (10) for a carabiner (12) in a fall arrest system (14), the carabiner (12) having a frame (32); and an openable gate (34) configured to be moved between an open position and a closed position, the divider (10) comprising a body (50) having: (i) a central body portion (52); and (ii) a plurality of connection portions (54) extending from the central body portion (52) and configured to attach the divider (10) to at least a portion of the frame (32) of the carabiner (10), wherein the plurality of connection portions (54) are spaced and divide the carabiner (12) into a plurality of areas (56) for connection of at least one component (18, 20) of the harness arrangement (16) and at least one fall arrest device (22).

Abstract: A single and multiple body belt for use by linemen and others engaged in operations on poles or similar structures having at least a primary body belt, which can be disposed below and detachably connected to a secondary body belt in the multiple body belt configuration. The primary body belt and the secondary body belt each have at least one pair of D-rings. The D-rings, which may differ in size, are separated enough to allow a wearer to distinguish between devices that are normally solely attached to one pair of primary D-rings. The body belts (or other portions) may also have an adjustability section through which a belt strap is woven to either extend or shorten the length of the respective belt strap. The adjustability section allows a lineman to further adjust the tightness of the belt (or other portions) around his or her waist to provide improved support and safety.

Abstract: A top bracket for supporting a safety cable of a vertical climbing fall protection system, the bracket including a base plate and a pivotally deflectable plate that is integrally and pivotally connected to the base plate by a neck. The top bracket may also include an abutment plate with a forward abutment surface that is separated from a rearward abutment surface of the pivotally deflectable plate by an elongate gap.

Abstract: This invention relates generally to a method for making a deck for use in construction.

Abstract: An adjustable beam anchor system comprising a first elongated bar member having a plurality of longitudinally-spaced apertures, an attachment system, a first pivot system, a second pivot system, and a second elongated bar member having a plurality of apertures. The attachment system comprises a saddle and a connector ring. The first pivot system broadly comprising a first coupling unit, a first pivot unit, and a first ball bearing pin, wherein the first pivot system may rotate or pivot around the first elongated bar member. The second pivot system comprising a second coupling unit, a second pivot unit, and a second ball bearing pin, wherein the second pivot system may rotate or pivot around the first elongated bar member. The second elongated bar member comprising a plurality of apertures and an anchor foot, wherein the second elongated bar member may rotate or pivot around the second coupling unit.

Abstract: A ladder platform system and a ladder that uses that system include an elongated first center post that is configured to pass through a first hollow rung of a ladder. In addition, an elongated secondary post is configured to pass through a second hollow rung of the ladder. There is also a pair of short frame members and a pair of long frame members that together form a rectangular frame. The long frame members are attached to the first center post. A first platform is connected to the rectangular frame and an adjustable frame member connects the secondary post to the first center post. In addition, a brace connects a first short frame member to the adjustable frame member.

Abstract: An integral lineman safety harness system, having: a body harness having: a belt; a back ring; a left belt strap; and a right belt strap; and a harness adapter having: a first strap having a first top end; wherein a first harness loop at a first bottom end and the left belt strap are sewn around a first ring element; a second strap having a second top end; wherein a second harness loop at a second bottom end and the right belt strap are sewn around a second ring element; a third strap having a third top end; wherein a back loop at a third bottom end is sewn around the back ring; wherein the first strap, the second strap, and the third strap join at the first top end, the second top end, and the third top end into a single top loop configured to receive a locking element.

Abstract: A safety system alerts individuals to the presence of a floor opening in a floor grid or work platform decking that is supporting the individuals. The safety system is a passive safety system that is operatively connected to a stationary first floor panel that is adjacent a second floor panel. The safety system is automatically operated to deploy a signal flag above the first floor panel (and activate an audio warning signal) when the second floor panel is removed, exposing a floor opening adjacent the first floor panel. The deployed signal flag alerts individuals on the floor grid or work platform decking to the presence of the floor opening.

Abstract: A descender with folding handle and integral pulley preferably includes a base plate, a cover plate, a folding handle, a handle cam, a rope cam, an euler, an integral pulley and at least one spacer. The folding handle includes a base handle portion, a folding handle portion, handle pivot pin and a biasing device. The rope cam includes an inner profile, an outer perimeter, a pivot hole and a rope groove. The pivot hole is formed through rope cam to receive a spacer post. The euler includes a round diameter and a pair of D-shaped projections extending from opposing ends of the round diameter. D-shaped openings are formed in the base and cover plates to receive the D-shaped projections. The integral pulley preferably includes a pulley bracket, a spring clip, a rope pulley and a pulley axle. The rope pulley includes a peripheral groove for retaining a rope.

Abstract: A work platform system for implementation in relation to a structure, as well as subsystems and components thereof and methods of implementation and use relating thereto, are disclosed herein. In at least one embodiment, the work platform system includes a first pair of flexible elements and a second pair of flexible elements, where a respective first end of each of the flexible elements is coupled at least indirectly to a first support component and a respective second end of each of the flexible elements is coupled at least indirectly to a second support component. The work platform system can further include a plurality of panel structures supported upon the flexible elements, a suspension component, and a clamp structure coupled to at least one of the first pair of flexible elements and the second pair of flexible elements. The work platform system can include one or more support extension.

Abstract: An extended sawhorse includes a first side body and a second side body. Each of the first side body and the second side body has second cross members that are integrally connected to outer leg portions and an inner leg portion of the side body. A pair of hinged folding platforms are rotatably coupled to the second cross members at connection areas directly adjacent the inner leg portion of each of the first side body and second side body.

Abstract: A ladder stabilization support assembly for lateral and vertical stabilization support to ladders in general and long span extension ladders in particular preventing the ladders from lateral movement such as tipping, overturning or slipping off the supporting grounds. The assembly is built to take advantage of a light-weight t-slotted aluminum profile and comprises two telescopic support legs pivotally mounted on opposite sides of a ladder to effectively support and level the ladder on any uneven supporting grounds. An adjustable sliding mechanism provides for a smooth, low tolerance and wobble-free telescopic sliding function with numerous length adjustments positions. A pivot joint provides for endless number of pivotal and swivel adjustment positions. The assembly can quickly and easily be mounted onto the ladder, remain permanently attached to the ladder or be taken off the ladder when not in use. The assembly also allows extension ladders to operate in a self-supporting stand-alone mode.

Abstract: A lift device includes a chassis, a first actuator coupled to the chassis, a second actuator coupled to the chassis, a third actuator coupled to the chassis, a fourth actuator coupled to the chassis, and a fluid circuit. The fluid circuit is configured to facilitate selectively fluidly coupling the first actuator, the second actuator, the third actuator, and the fourth actuator in at least four different configurations where, in each of the at least four different configurations, two of the first actuator, the second actuator, the third actuator, and the fourth actuator are fluidly coupled together while the other two of the first actuator, the second actuator, the third actuator, and the fourth actuator are fluidly decoupled.

Abstract: A boat or recreational vehicle ladder apparatus is provided. One aspect of the present ladder apparatus includes an elongated extension handle including a slot adjacent a lower end thereof. Another aspect of a boat or recreational vehicle ladder apparatus provides a snap-on step tread which can be mounted to a dual-tubular ladder step structure. Another aspect of a boat or recreational vehicle ladder apparatus employs a laterally expandable ladder step which can be retrofit onto an existing ladder. A further aspect employs clasps or hooks to attach and retain a ladder step to generally vertical ladder rails in a tool-free and fastener-free manner.

Abstract: A lift device includes a base having a first end and an opposing second end, a first arm pivotally coupled to the first end, a second arm pivotally coupled to the first end, a third arm pivotally coupled to the opposing second end, a fourth arm pivotally coupled to the opposing second end, and a leveling assembly. The leveling assembly includes a first actuator extending between the first arm and the first end, a second actuator extending between the second arm and the first end, a third actuator extending between the third arm and the opposing second end, a fourth actuator extending between the fourth arm and the opposing second end, and a controller configured to control the first actuator, the second actuator, the third actuator, and the fourth actuator to reconfigure the leveling assembly between (i) a shipping, transport, or storage mode and (ii) an operational mode.

Abstract: Disclosed herein is a ladder adapted to service the engine of a tractor-trailer truck. The ladder comprises a set of rails having rungs extending between them. A set of rear rails is coupled to the set of rails. A pair of stability beams, terminating in ground contacting feet, extends rearward from the front rail and rear rails on each side of the ladder. A platform, extending rearward from between the set of rails, provides a planar surface allowing a mechanic access to the engine.

Abstract: An evacuation slide may comprise a first sill height compensating feature coupled to an upper main support tube and a second sill height compensating feature coupled to the upper main support tube, wherein the first sill height compensating feature and the second sill height compensating feature extend longitudinally past the sliding surface of the evacuation slide in response to the evacuation slide being deployed. The first sill height compensating feature and the second sill height compensating feature may be configured to increase a vertical distance between the upper main support tube and an exit surface in response to a sill height of the evacuation slide increasing.

Abstract: A cage assembly configured to raise and lower with respect to a container which has an opening closed by a hatch cover. The cage assembly comprises a rail structure having a proximal side, a distal side, and first and second ends defining a generally rectangular enclosed area in which a worker can stand. The rail structure further defines an opening in the proximal side so that a worker can access the enclosed area. Moreover, the rail structure further comprises a plurality of parallel rails including a top rail and a lower rail, with the top rail having a generally rectangular configuration to define the enclosed area. A respective bump out is defined by the rail structure on at least one of the proximal and distal sides thereof to facilitate opening of the hatch cover. The bump out is formed at least in part by a configuration of the lower rail.