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8109563 |
Safety seat having a vertically acting, impact-dampening suspension
A safety seat for land vehicles, aircraft and watercraft, including a sitting portion secured to two vertical support straps attached to a vehicle and disposed in the vicinity of the rear edge of...
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8109363 |
Modular retaining wall fall protection system
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...
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8104579 |
Detachable scaffold that is assembled easily and quickly without needing aid of a hand tool
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,...
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8104577 |
Ladder stabilizer for flatbed truck
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...
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8104576 |
Scaffold steps
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 sid...
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8104580 |
Locking mechanism for a ladder
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...
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8104578 |
Stepladder folding twin-step
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....
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8104575 |
Support pad apparatus
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...
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8099913 |
Wheeled truss convertible to a truss with catwalk
A wheeled truss that is convertible into a truss with a catwalk. A carriage is removably mounted to the bottom of the truss for transporting the truss to the performance site. The carriage is...
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8100228 |
Portable anchorage assembly
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...
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8100231 |
Self-locking descender with disengageable handle
A self-locking comprising a pulley in the form of a rotary cam, a brake shoe, and an actuating handle of a mechanism with an interruptible mechanical link between the pulley and handle after an...
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8100227 |
Portable worker safety frame
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...
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8096384 |
Safety line anchor
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...
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8096385 |
Belayer/descender safety device
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...
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8091295 |
Machine for constructing height adjustable stair steps
A machine for constructing height adjustable stair steps with tread/riser unit, and riser bracket.
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8091907 |
Portable wheel step
The Portable Wheel Step is a device that can be temporarily affixed to a pickup truck's tire and wheel to aid individuals in easily accessing items in the bed of the truck or under the hood. This...
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8083029 |
Device for enabling access to a structure above ground level
The present invention relates to a device for enabling access to a structure above ground level by lowering and/or lifting the device in relation to the structure, the device comprising a first...
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8083028 |
Tray for tripod deer stand
A tray 100 for a tripod deer stand comprising two components 110, 111 wherein the first component 110 includes an inside width 140 that is greater than the second component 111 outside width 143...
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8079444 |
Transportable, self-erecting, battery powered, vertical lift assembly
A transportable, self-erecting, battery powered, vertical lift assembly includes a wheeled frame with a towing attachment mechanism. A linear guide member with an exterior roller chain member is...
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8075008 |
Retractable staircase for a recreational vehicle
According to the present invention, there is provided a retractable staircase for a recreational vehicle. The retractable staircase has a translational section, which includes at least one-step....
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8076619 |
Heated floor mat for elevated surfaces and associated method
A heated stair mat includes a plurality of coextensively shaped mats configured in a staggered arrangement along a plurality of vertical and horizontal walls of the existing steps such that odd...
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8074767 |
Aerial ladder system with powered rungs
An extensible, vehicle-mounted ladder with movable rungs is used to aid in raising and lowering in rescue operations. The ladder includes a rotatable base having storage space to hold extra rungs...
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8074769 |
Ladder accessory
A device is provided for aiding a user in transporting a load up and down a ladder assembly. The ladder assembly includes a fly ladder having slidably connected to a base ladder. Each ladder...
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8074770 |
Portable hunting tree stand
A portable tree stand comprising a seat having a bottom surface, the bottom surface having a first sidewall and a second sidewall at least partially defining a cavity, a mount extending from the...
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8074768 |
Powered operator access system
An access ladder configurable from an extended position for providing access to a structure and a stowed position. The access ladder comprises an elongated first member having a first step...
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8074771 |
Safety ladder
Safety ladders to provide egress from water to a dock or boat or the like are disclosed. Safety ladders in accordance with the present invention are mountable to a structure, upwardly collapsible...
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8069948 |
Combination ladder, ladder components and methods of manufacturing same
Ladder configurations and components are provided including an outer rail assembly which is longitudinally adjustable relative to an inner rail assembly. The outer rail assembly may include a pair...
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8066108 |
Vessel escape slides and associated equipment
Systems for inhibiting installation of emergency escape slides behind bustles (or other covers) when removable safety pins (or similar objects) remain intact are addressed. Versions of the systems...
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8066099 |
Retractable ladder
The present invention discloses a retractable ladder which is a common climbing tool in daily life and engineering industry. The retractable ladder comprises a pedal operated unlock device,...
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8061482 |
Tensioner for safety line with energy absorption device
An energy absorption device for a safety line, includes two sections (1, 2) capable of being set in relative motion with friction so that it absorbs energy. This energy absorption device is...
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8061481 |
Suspension trauma relief strap assembly for use with a full body harness
A preferred embodiment suspension trauma relief strap assembly for use with a full body harness includes a pair of straps connectable in two configurations. The first configuration is formed by...
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8061483 |
Windage braking
A windage brake for a fan descender comprises a rotatable spool connected by drive belts to a fan comprising a radial flow air impeller. A line is wound helically upon the spool. A user of the fan...
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8061480 |
Drag harness improvements
A drag harness comprises two arm loops, each of which has a fixed length and is adapted to receive a separate arm of a wearer, and a gripping loop having a fixed length, joined to the arm loops....
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8061665 |
Framing bracket
A framing bracket is provided. The framing bracket includes a frame having a leg extending from a support arm. The framing bracket also includes a locking bracket attached to one end of the frame...
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8061479 |
Fall protection system
An improved fall protection system has been developed. The system functions by: (1) arresting the fall of such users, thereby protecting them from impact with the ground which could cause serious...
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8056679 |
Retractable ladder
A retractable ladder includes telescoping rail sections each having left and right side rail members. Each side rail member has two aligned locking holes. A control device includes a shaft disposed...
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8056680 |
Wearable, self-deploying fall arrest device
A wearable, self-deploying fall arrest device to resist sliding movement of a climber on a climbing surface includes a pick blade pivotable between a retracted position and a deployed position. A...
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8056676 |
Fall-prevention device designed to interact with a rigid belay support
This fall-prevention device comprises a body on which, mounted so as to rotate about a shaft, there is a wheel designed to press and roll on a belay support, and means for locking the body of the...
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8056674 |
Boom lift vehicle and method of controlling lifting functions
A tower boom path is controlled in a boom lift vehicle such that the tower boom nose pin follows a predetermined path. The boom lift vehicle includes a telescoping lift tower boom pivotally coupled...
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8056675 |
Safety harness
An improved safety harness and method of using same that allows for self-rescue and suspension trauma relief from either a vertical or horizontal anchor, such as a tree or an overhead beam, the...
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8056237 |
Guardrail stanchion and system
A guardrail system and method comprises utilizing at least one through-hole of a poured concrete wall of a structure to affix a stanchion to the wall inside a bay of the structure. The stanchion...
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8056677 |
Lift system with articulably joined subchassis
This lift system serves as a powered ladder having a small footprint. The system is divided into two subchasses with a mast fixedly attached to a first subchassis for support of a liftable platform...
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8056678 |
Modular ladder assembly
A modular ladder assembly includes at least two ladder assemblies, each assembly having first and second parallel stiles and a plurality of spaced apart rungs disposed between the first and second...
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8051951 |
Retractable access platform
An apparatus for providing access to vehicles and containers on a pair of railways or thoroughfares. The apparatus is comprised of a raised walkway between the pair of thoroughfares having a...
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8047330 |
Telescoping ladder jack
A telescoping ladder jack supports a scaffolding plank and comprises a main member. A telescoping beam includes longitudinally spaced holes on each side of the telescoping beam and is inserted into...
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8047331 |
Ladder attachment for hitch
An attachment (10) for operably mounting and supporting a ladder (12) comprises an angular frame (18, 20) adapted for receipt by a vehicular hitch (14). The frame (18, 20) includes crosspieces (26)...
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8042650 |
Portable tree climbing device
A removable step used to climb a vertical surface. The step has first and second structural members and at least two brace members spacing the structural members. A coupler is rigid with one of the...
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8042652 |
Tree stand
The tree stand has a lower rectangular platform with an extended opening from the center to an outer edge of the platform for installation around a tree trunk. An upper platform provides a secure...
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8042653 |
Adjustable work platform
An adjustable work platform includes a first ladder section and a second ladder section, each of which is adjustable in height. The platform includes a deck assembly adjustable in length supported...
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8042651 |
Ladder support device
A portable leveling device capable of supporting any types of ladders, scaffolds, and other objects requiring leveled support regardless of object size when a plurality of the devices is used. The...
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