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8622170 Lift vehicle with multiple capacity envelope control system and method  
A multiple envelope control system and method expands the operating capabilities of a lift vehicle. The vehicle includes a platform mounted to a telescoping main boom. The main boom is configured...
8622172 Window jack scaffold and method of operation thereof  
A method and apparatus for providing access to the exterior of a building in proximity to an opening, such as a window or door opening, in a wall of the building. Access is provided by a platform...
8622173 Convertible deck deployment system, and method for transferring personnel between spaced elevations  
A deck deployment system is adapted to facilitate transfer of personnel between spaced elevations. The deck deployment system includes a deck defining a substantially flat and continuous deck...
8622171 Dual track ladder with brake mechanism that is automatically applied to the upper tracks to hold the ladder in place during use  
A ladder system includes an overhead track system, a ladder, a latch and a carriage. The overhead track system includes a first guide track and a second guide track. The carriage is operatively...
8622175 Collapsible ladder  
A ladder having several collapsible ladder sections (100), each comprising two hollow ladder bars (102, 103) arranged parallel to each other and interconnected by a rung (104), where each...
8616336 Method for a ladder with a ladder leveler  
A method for setting a ladder in place includes the steps of leaning a top edge of the ladder against a work surface and swivel shoes on the bottom end of each leg of the ladder onto ground,...
8616332 Portable vehicle-stabilized mast and fall protection system  
Deployable fall protection systems and components are disclosed for protecting against worker falls in cargo handling operations. Workers wearing harnesses are attached to a lifeline supported...
8616333 Auto-lock compact rope descent device  
A descent control device is disclosed manufactured with a bar having holes for guiding a rope used in descent, and a lever designed to pivot or move relative to the bar and compress the opening of...
8616335 Ladder securing apparatus  
An apparatus to secure a ladder to a ferromagnetic work surface, such as a metal storage tank, comprises a pair of brackets removably attached near the top of the ladder. The brackets are hinged...
8616334 Apparatus, system, and method for ladder step prevention device  
An apparatus, system, and method are disclosed to prevent a user from using the top step of a ladder. The apparatus comprises a substantially solid front face on which a first side flap and second...
8612099 Occupant restraint system  
An occupant restraint system including a harness coupled to the occupant by surrounding a portion of the occupant, a winding mechanism fixed to the vehicle and configured to operate in a first...
8607930 Extendable ladder for boat trailer or other trailer to access an elevated surface  
The invention relates to an extendable/retractable ladder mounted to a boat trailer to allow access to a boat carried on the trailer. The ladder includes a pair of first vertically oriented bars...
8607931 Compressible accommodation ladder and related methods  
An accommodation ladder includes a body having opposite sides, an upper, and rear and bottom surfaces. The body is formed of a compressible material, such as dense foam material, and the upper...
8607932 Ladder stabilizing attachments  
A ladder stabilizing attachment for a ladder is disclosed. The device is basically made of two or more long variable length stabilizing legs FIGS. (1) and (11) attached to the upper part of a...
8602160 Safety anchor  
A safety anchor is removably attachable to a roof of a building. The safety anchor includes a portion receivable in a drain line of the roof. The safety anchor also includes a stem received in...
8602161 Tower climbing assist device  
A climb assist system is disclosed that dynamically adjust the rate and level of assist of a climber as the climber needs may change over the period of traverse of the ladder. A sensor detects the...
8601749 Modular wall system  
A wall panel of a moveable and demountable frameless wall panel system that is secured between a floor of a room and a ceiling rail secured to a ceiling of the room. The wall panel includes a...
8602162 Safety ladder  
The safety ladder may be an extension ladder having two or more relatively sliding sections, and incorporates a number of safety devices. The lower end of the ladder incorporates two opposed...
8602164 Dual-use modular carbon-fiber ladder and bridge  
A dual-use ladder and bridge modular system preferably includes tubes, gussets, flanges, and/or joints. In a preferred embodiment, the tubes, gussets, flanges, and/or joints are made of carbon...
8602163 Ladder safety apparatus  
A ladder safety apparatus and methods of using the same are disclosed. An example ladder safety apparatus includes a stabilizer bar for a top portion of a ladder, the stabilizer bar configured to...
8596454 Container for a ladder  
A container mounted on the top step of a stepladder has a bottom wall joined to upright walls providing a chamber for holding tools, paint cans, parts and supplies. A ledge joined to an upright...
8596414 Mobile steep roof scaffold system  
An improved roof scaffolding system for a steeply pitched roof includes a pair of rails supported on casters and connected by planks supported on plank support brackets mounted along the rails....
8596415 Movable safety barrier system  
A movable safety barrier system includes a flexible barrier member having a barrier member length with first and second ends, and a width. The barrier member can have a construction that is...
8596416 Tool carrier  
A system configured for lifting or lowering a tool carriage device via a ladder climbing structure is described. The tool carriage device may be adapted to enclose and transport a payload and...
8596212 Apparatus and method for boarding animals onto a boat  
A boat boarding apparatus for boarding animals onto a boat and methods of using the apparatus. The apparatus has a set of boat boarding steps, a first mounting assembly attached to said boarding...
8590921 Band cart storage system and method  
A band cart storage system and method having a storage cart that defines a storage area for receiving at least one or a plurality of portable and collapsible band carts and also that is capable of...
8590671 Ladder stabilizing device  
A device for stabilizing a ladder including a first stabilizing member having a predetermined fixed first length, a second stabilizing member having a predetermined fixed second length, a support...
8590229 Inflatable attic stairway insulation appliance  
An inflatable insulator covers an associated attic access hatch to prevent a transfer of heat from a first indoor environment maintaining temperature control and a second indoor environment not...
8591162 Personnel transfer system  
A transfer device for transferring people and/or personal equipment from a first location to a second location, the transfer device being coupled to a lifting device and comprising an outer...
8593265 Motorized wheel system with wireless remote control unit for ladders  
A motorized wheel system with wireless remote for portable support structure such as ladders and scaffolds to enable a user to relocate the ladder without dismounting by attaching wheels to the...
8584799 Fall-arresting safety harness assembly  
A fall-arresting safety harness assembly includes a lanyard including a pair of lanyard straps, at least one strap breakaway area attaching the lanyard straps to each other and a strap separation...
8584803 Multi-point suspended scaffold  
A multi-point suspended scaffold utilizes a pair of spaced scaffold frames, each of which is provided with suspension cables which support the scaffold from outrigger beams of a building. The two...
8584798 Safety apparatus for arresting a fall of a worker  
A safety apparatus (10) includes a frame unit (12) placed on a surface (102). A cable (62) is mounted around a pulley (60) rotatably mounted to the frame unit (12) about a rotation axis (58). A...
8584801 Self-climbing hoist, deck and scaffold platform system  
The invention is a hoisting and placement system that also serves as a mobile land based complete crane system that is useful on a building under construction. The crane system can be installed on...
8585324 Maintenance platform for off-shore construction  
The invention relates to a maintenance platform (1, 10) for an oil rig equipped with a work platform and at least three frame legs (2) b, particularly a jackup oil rig, wherein at least one corner...
8584802 Mobile elevating work platform  
There is provided a mobile height-adjustable platform that includes a chassis with ground engaging wheels. A mast is pivotally connected to the chassis and is movable between a transport position...
8584797 Fall arrester for a climbing protection system  
The fall arrester (10) is part of a climbing protection system for preventing a user of a ladder, a platform or the like from falling. The fall arrester (10) is movable along a guide rail (12) and...
8584800 Load monitoring system  
A load monitoring system (14) is provided for a mobile work platform that includes an operator platform (6), a base (2) and a lift mechanism (5) for lifting the operator platform relative to the...
8584998 Window air conditioner unit mounting system  
A window air conditioning mounting system comprising a base subassembly having generally I-shaped configuration. There is also a shackle being coupled to the base subassembly. There is a strut...
8584796 Method for fitting a safety line cable on a tensioner  
A tensioner as well as a method for fitting a safety line cable on the tensioner. The tensioner designed for the safety of personnel attached to the cable while working under dangerous conditions....
8579083 Method and stepladder with a tray  
A stepladder includes a front section having a right front rail and a left front rail in parallel and spaced relation with the right front rail, and front steps attached to the right and left...
8579085 Suspended access chair with rescue system  
A suspended access chair with a rescue system that may be utilized to access a wind turbine blade while mounted on a tower for purposes such as inspection, maintenance, cleaning, and repair of the...
8579086 Crash safety device having a rope drive mechanism  
The invention relates to a crash safety device having a safety rope (105) wound onto a drum, a recuperating spring tensioned by the drum during the winding of the rope, and a locking device for...
8579082 Portable hunting stand apparatus and methods  
A ladder stand support apparatus is disclosed herein. In various aspects, the ladder stand support apparatus may include a base adapted to transport ladder stand sections of a ladder stand, and...
8578604 Method of attaching a repair platform to a wind turbine  
The method comprises positioning a first blade (10A) in substantially vertical position, connecting first ends of a first and a second cable section (24, 26), respectively, with a structure...
8579081 Remote controlled overhead ladder system  
A remote controlled overhead ladder system including a ladder structure having at least a first section and a second section. The ladder structure can be mounted to a support structure located...
8579345 Ladder handle and transporting device  
A ladder handle and transporting device is disclosed. The device allows for ladders to be carried by a handle affixed to the side of the ladder. The device includes a handle, straps, and a rail...
8579084 Founding system  
A founding chair for a founding ladder system is of a lightweight fabricated design and includes a pivotally secured top leveling plate. A ladder system for the founding chair includes a slide in...
8578858 Transport installation with an aerial cable provided with a maintenance vehicle  
The transport installation with an aerial cable (2) for moving along a path, comprises a maintenance vehicle (1) provided with a gondola (4) mounted on a suspending rod (5) connected to the cable...
8573359 Rapid access casualty extraction (RACE) belt  
The present invention relates generally to a casualty recovery device that allows for a hands free recovery or extraction, either in a combat theatre or any other emergency rescue operation where...