Matches 601 - 650 out of 18952 < 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 >
Match Document Document Title
6837337 Fall arrest safety device  
A fall arrest safety device for workers on transmission towers and the like includes a “matched” safety rail and brake trolley. The rail has a profile which includes a non-symmetrical profile...
6834875 Retractable vehicle step  
A retractable step for use with a vehicle comprises a stepping member having a stepping deck, a first arm, a second arm, a motor and a stop. The first arm has a first end pivotally attached to the...
6834745 Anchoring device  
An anchoring device for use in combination with personnel securing assemblies. The anchoring device is adapted for engagement within a receptacle sized to releasably receive said device. The...
6832668 Descender apparatus  
A compact descender apparatus which is easy to use and easy to store for lowering a person from an elevated position to a relatively lower position, having a generally cylindrical housing; a spool...
6832667 Vehicle-mounted mobile adjustable ramp system  
A vehicle-mounted system includes a platform that is attachable to a front and a rear of a vehicle. A main surface of the platform is located above the vehicle. One or more ramps are rotatably...
6832666 Mobile utility scaffold having a platform locking and securing device  
Scaffold having a locking and securing device for securing a first support to a second support is disclosed where the locking and securing device is movable between a secured position and an...
6830257 Retractable vehicle step  
A retractable step for use with a vehicle comprises a stepping member having a stepping deck, a first arm, a second arm, a motor and a stop. The first arm has a first end pivotally attached to the...
6830130 Method and apparatus for transporting load between two vertically and horizontally spaced locations  
A vertically placed ladder is positioned approximately 3 to 5 feet from a building and has attached thereto a horizontal beam which is also attached to a vertical stand placed on the roof of the...
6830129 Drywall bench step  
A bench step to aid in mounting a bench platform provided by the common drywall bench is provided having a support portion adapted to be fit over a step rail provided by the drywall bench, the...
6830128 Temporary ladder tree stand anchor  
A temporary ladder tree stand anchor for ladder stand with a ladder portion and a platform with a frame, seat and foot support. The temporary anchor includes a cord with two ends and an...
6830127 Pipeline construction safety platform  
A buried pipeline construction laser alignment survey platform mountable on manhole sections. The platform has a platform deck and two opposing sets of foldable handrail mounted on the perimeter of...
6830126 Rapid escape system for buildings  
A rapid escape system for buildings including at least one ride unit for a corresponding at least one building occupant to exit via an elevator-type shaft or tube or down the outside of a building...
6827541 Apparatus for holding elongated objects horizontally adjacent to a vehicular body which is movable between an upper storage position and a lower access position  
An apparatus usable primarily with emergency vehicles wherein a ladder or other large piece of emergency equipment can be maintained in a horizontal orientation stored above the vehicle body and is...
6827181 Low level adjustable scaffold with workbench  
A collapsible and adjustable scaffold unit includes a base frame structure and an upper frame structure. Leg members on the base frame structure are independently adjustable in length and include...
6824115 Paint tray holder  
A tray holding device for mounting to a D-rung ladder is disclosed. The mounting shaft inserts into an outwardly facing D-shaped aperture of the ladder and slidably engages the inner wall of the...
6823966 Descender apparatus  
A descender apparatus for lowering a person in a controlled manner from a height to a relatively lower height and for use as a safety equipment for workers and mountain climbers comprising a...
6823965 Locking and securing device  
A locking and securing device including a securing means which is movable between a secured position and an unsecured position by using a force at a substantially center point of the securing means.
6823964 Fall arrest platform  
A fall arrest platform includes a platform cooperable with a lifting vehicle and having a floor, safety rails surrounding a perimeter of the floor, and an entrance gate in the side rails. A fall...
6823799 Roof safety system  
A safety rail system ( 1 ) which can be installed on a sloping roof ( 42 ) and provides a continuous rail to which a safety rail traveller ( 62 ) and associated safety line may be attached...
6820723 Adapter for connection between vehicle and ladder  
An adapter to permit a ladder to placed in an operating position on a vehicle, wherein the vehicle acts as a base for the ladder. The adapter is engaged to the hitch of the vehicle. The adapter...
6820722 Device for use in erecting roof trusses  
A device for erecting roof comprises a portable platform of a size and weight easily lifted and manipulated by a single worker. The platform is configured to fit over the upper ends of the chords...
6820721 Rescue apparatus  
An easy to use and easy to store rescue apparatus for lowering a person from an upper level to a lower level during an emergency. The rescue apparatus is comprised of a body harness and a decender...
6817447 Stair or ladder steps of the plate-shaped step type  
A stair step of the plate-shaped step type comprises plate members bent downwards from the stepping surface at all four rims. The plate members are welded together at the corners where they abut...
6817446 Electrically heated tree stand  
A tree stand including a platform adapted to be attached to a tree so that the platform is approximately horizontal whereby a hunter can stand on the platform. A heating element is operatively...
6817445 Adjustable sawhorse with two support members  
An adjustable sawhorse that functions as two sawhorses by providing two support members positioned several feet apart. The device is comprised of two rectangular framed leg assemblies that are...
6817444 Suspended work platform  
A cable suspended hermetic structure having a floor and walls combining with the undersurface of superstructure substructure such as a bridge forming an enclosure defining a workspace wherein one...
6817443 High rise emergency escape apparatus  
The present invention 10 discloses an emergency descent system for a tall building 12 . The high rise emergency descent system is comprised of at least one track 18 fixedly attached to the...
6814522 Pivot assembly  
A pivot assembly particularly adapted for pivotally interconnecting a pair of relatively thin parallel walls spaced an appreciable distance from one another. A stud with a pivot joint on one end is...
6814186 High efficiency belay apparatus  
Apparatus for use in controlling vertical movement of a first weight, comprises a first element rotatable in one direction about an axis and blocked against rotation in the opposite rotary...
6814185 Descent controller with safety brake  
A descent controller for lowering a workman or other person along a vertically extending rope from an elevated position to a relatively lower position includes a friction device that may be in the...
6814184 High rigidity vertical column member and structure and hoist platform system  
A high-rigidity structure is formed using vertical column members comprising hollow right cylinders with four integral, radially-projecting, equally-spaced flanges. The flanges have a plurality of...
6814183 Extensible evacuation slide  
An inflatable evacuation slide system ( 10 ) is selectively deployable in either a foreshortened or lengthened configuration. The foot end ( 50 ) of the escape slide ( 12 ) includes a compartment (...
6811180 Combination work and recreation cart  
A combination work and recreation cart. The cart generally includes a frame having a handle, wheels, rungs and retainer tabs. Extension rails can be connected to the frame to create cot, lounger...
6811161 Fire engine having extension ladder and lateral stabilizers  
A fire engine having an extension ladder mounted thereto, wherein said extension ladder may be rotated through a full 360 degrees while the ladder is fully extended—regardless of the vertical...
6810997 Controlled descent device  
A controlled descent device for use in industrial or recreational settings for controlled descent of a user from an upper level to a lower level. The device comprises principally a steel housing,...
6810996 Bracket for a sawhorse and other multiple piece stands  
A bracket is provided for a sawhorse or other multiple piece stand, which stand includes a plurality of elongate legs and an elongate beam supported substantially horizontally by the legs. The...
6810995 Portable stairs with adjustable landing platform height  
An adjustable stair and platform system. The apparatus includes a set of stairs which is affixable to a platform at a first height or alternately at a second height. Both the platform unit and the...
6810994 Actuator for camming devices  
A device to retract cams of spring-loaded camming devices (SLCD) used in rock climbing protection. The device includes a retraction mechanism operable on the SLCD and a control interface to receive...
6810993 Articulated aerial device including an upper boom compensation unit  
An aerial lift apparatus unit includes at least a lower boom pivotally interconnected to a transport unit for raising and lowering of the lower boom. An upper boom is pivotally connected to the...
6808047 Escape device  
An escape device for allowing a person to escape from a high position to a predetermined landing point. The escape device basically includes: an elastic cord element elastically stretchable to a...
6808046 Body harness  
An improved body harness for use during an emergency and for fire fighters, tree trimmers, window washers, mountain climbers and construction workers. A pocket is provided on the front of the...
6805221 Ladder positioning system  
A ladder has side rails with rungs and lower eye-bolts extending from the side rails. A bracket is couplable to a building to be painted or maintained with upper eye-bolts. A pair of turnbuckles...
6805220 Safety system to prevent falls  
A system for securing a worker to an elevated structure includes a flexible anchor line extendable across the structure, hooks at opposite ends of the flexible anchor line for engaging the...
6804830 Full body harness for fall arrest  
The present invention provides a full body harness which can include curved webbing, a spreading back pad and/or leg buckles which improve the comfort, use and performance of the harness....
6803933 Systems and methods for dot gain determination and dot gain based printing  
The present invention generally provides methods and systems for printing. A statistical learning system is used to determine dot gain.
6802483 Gun rest and clamp  
A gun rest made of a high-strength, highly durable plastic, such as ABS, is attachable to a tree stand. First and second U-shaped members have a mechanical element to permit its attachment to a...
6802393 Foldable ladder  
A foldable ladder includes a back supporting frame and a front supporting frame, a plurality of foot supporters provided on the front supporting frame in a pivotally foldable manner, a plurality of...
6802392 Stowing stairway  
A stair is pivotable from a lowered position allowing a user to climb the stair from a lower level to an upper level, into a stowed position wherein the stair is lifted from the lower level so that...
6802391 Aircraft non-ambulatory/ambulatory boarding and off-loading system  
The invention is a loading system, which is a combination adjustable height stairway and a landing platform at one end that can be elevated to the level of the aircraft loading door and a lifting...
6802390 Safety line anchorage methods and apparatus  
An anchorage assembly ( 100 ) is interconnected between a support structure ( 90 ) and a safety line ( 160, 161 ). The anchorage assembly ( 100 ) routes the safety line ( 160, 161 ) about a corner...
Matches 601 - 650 out of 18952 < 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 >