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6622823 |
Tree climbing apparatus
A tree climbing apparatus consisting of two movable platforms, each of which is secured to the tree trunk by a flexible strap that has a non-scratching cover that will not harm the bark of the...
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6622822 |
Bunk ladder
An adjustable ladder with self-storing features and suitable for installation in the sleeping berth of an over-the-highway tractor. The ladder includes an upper and lower member. The upper member...
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6619432 |
Object transport apparatus, drive mechanism for object transport apparatus and method of using object transport apparatus
A cable transport apparatus ( 1 ) has a first rotational axis ( 20 a , 20 c ) and a second rotational axis ( 20 b , 20 d ) that are not in parallel but cross each other with a predetermined angle...
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6619428 |
Walk-through ladder
Structures and apparatuses such as tank cars that have ladders associated therewith are disclosed which have, at the ladder top, two arrays of a plurality of horizontal rungs suitable for a climber...
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6619427 |
Foldable dual track ladder
The ladder system is disposed between two spaced storage shelves of the types found in crowded warehouse-type retail outlets. The ladder is mounted on an overhead track system and may be moved...
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6612782 |
Telescoping tube and method for supporting surrounding walls of a shaft
A telescoping tube for supporting surrounding walls of a shaft during the rescue of a victim trapped at the bottom of the shaft. The tube has nesting interlocking successive sections, each...
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6612596 |
Foldable footstool device for a vehicle
A foldable footstool device for a vehicle of the present invention comprises a main beam fixed to a lower surface of a lower part of a vehicle and having hinge holes and stoppers at left and right...
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6612401 |
Sawhorse and brackets
A sawhorse is disclosed that provides stability, easy assembly and disassembly, and ability to handle heavy loads and is inexpensive to manufacture. Brackets that have a C-shaped collar for holding...
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6607058 |
Rope brake
The invention is directed to a rope brake especially for synthetic fiber ropes such as climbing ropes or the like. The rope brake has a housing which includes a guide device for at least one rope...
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6607055 |
Emergency escape pulley structure
An emergency escape pulley structure includes a main shaft on which a plurality of rope wheels are mounted. The main shaft actuates a deceleration gear set, so as to link a braking wheel. The rope...
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6607054 |
Safety device
There is provided a sealing device with a support portion and a sealing member. The support portion has a cover plate and a peripheral wall. In the center of the support portion is a central boss...
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6607053 |
Retractable safety cage
A retractable safety cage is provided that occupies a minimum amount of vertical space within a manhole and which provides, in an extended position, a safety barrier surrounding the entrance to the...
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6604721 |
Bracket assembly for attaching a container to a ladder
A bracket pivotally mounted on a bracket support is used to removably attach a container to the side of a ladder. The bracket and bracket support are affixed to the container by attachment means....
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6604607 |
Extendable A-frame ladder for uneven surfaces
An A-frame ladder able to be on uneven surfaces, stairs or level surfaces in a stable and level configuration, includes a sliding ladder segment attached to the A-frame ladder segments, locking...
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6604606 |
Portable utility stand
A portable utility stand for use by hunters, wildlife photographers, security personnel, etc. attaches removably to a small, light weight off road vehicle (golf cart, all terrain vehicle, etc.)....
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6604605 |
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...
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6601675 |
Locking foldable sawhorse
A folding and self-locking sawhorse comprised of two frames connected by the tops ( 20 ) and the middle horizontal brace ( 24 ) to create a combination of two opposing forces which product a rigid...
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6601674 |
Device for storage of a tool
A device for securing a tool to a scaffold wherein the device comprises a base having a front side and a back side; an attachment apparatus affixed to the back side for attaching the base to a...
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6601245 |
Corrosion resistant rail for swimming pool ladders and steps
A handrail is defined by a main tubular body formed of a non-corrosive, rigid vinyl material. The handrail includes a first open end, a second open end and a mid-section extending therebetween,...
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6598708 |
Tapered roller screw apparatus and its driven device
A driving apparatus includes a roller screw that includes a main shaft, a plurality of roller shafts projecting radially outwardly and upwardly at an angle from the radial direction of the main...
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6598706 |
Emergency escape veranda apparatus
An emergency escape veranda apparatus includes a movable veranda member (1) provided so as to form a veranda in a normal state together with a stationary veranda portion (2) projected outside a...
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6598704 |
Truck catwalk system
A truck catwalk system for allowing an individual to easily access the interior of a truck box. The inventive device includes a pair of support brackets, at least one pivot bracket, a pair of...
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6598703 |
Externally concealable, modular high-rise emergency evacuation apparatus with pre-qualified egress
An externally concealable modular high-rise emergency evacuation apparatus that enables people, including the injured, the elder or drabled persons to escape entrapment from or to bypass the levels...
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6598702 |
Under bridge access apparatus with cross-linking member connecting tower with vehicular chassis
An under bridge access vehicle includes a tower having a ladder section and a platform section, and a vehicular chassis including a turntable mounted on the vehicular chassis for rotation...
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6598562 |
Pet pool safety system
A pet pool safety system comprising several components in combination. First provided is a platform which is fabricated of a water resistant material. The platform has a generally rectilinear...
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6595590 |
Body support for automotive mechanics
A mechanic's body support including first and second horizontally-oriented and spaced-apart base rails and first and second spaced-apart support rails. Each of the support rails has one end...
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6595326 |
Ladder leveling device
A ladder leveling device includes a unit attached to the leg of a ladder by a spring-loaded lock unit. A spring-biased bolt is manipulated to be accommodated in bolt-accommodating holes in the unit...
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6595325 |
Tree stand with level adjustment
A tree stand with level adjustment includes provision for scaling a tree, pole, or the like, for use by a hunter or wildlife observer or photographer, etc. The stand essentially comprises a lower...
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6595324 |
Ladder safety hoop system
A safety enclosure for a human worker positioned on a ladder, comprising a bracket connectable to first and second preselected rungs of a ladder, having a longitudinally extending central portion...
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6595323 |
Pole step and attachment mount for poles
An apparatus providing a permanent pole step and/or attachment mount for removable steps, accessories or equipment for hollow poles that is practical and economical to use, and that provides a...
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6595322 |
Working platform assembly
A working platform assembly, includes a platform, and a scissor-type mechanism for extending and retracting the platform. The scissor-type mechanism has a plurality of superimposed pairs of arm...
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6594925 |
Ironing board and ladder combination
An ironing board has an ironing unit and a ladder unit connected to the ironing unit. The ladder unit has a ladder frame having at least a first round hole, at least a second round hole, and at...
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6594835 |
Impact cushioning system sensor to detect and prevent fall related injuries
This invention relates to an impact-cushioning device, which is designed to prevent injury when an occupant, confused or otherwise, falls from a height. This may be a bed or bunk, gurney or...
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6591942 |
Process for manufacturing a composite material ladder and ladder obtained with said process
A process for manufacturing ladders comprises the following steps: arranging a plurality of rungs ( 2 ) of a material comprising a plurality of reinforcing fibers ( 2 a ) associated with a binding...
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6591941 |
Ladder sack
A ladder sack adapted for placement between the legs of a folding step ladder to provide an open platform on which to place tools or working materials while working atop the ladder, and a closed...
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6591940 |
Sliding rail anchor safety device
The invention relates to a sliding rail anchor safety device which is slidably mounted to the rail of a railway track. The device consists of a pair of pivotally interconnected jaw like members...
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6588547 |
Joint for an articulated ladder
A joint for an articulated ladder comprises two outer casing parts, two inner casing parts, an arched lock piece, and an extension spring. The inner casing parts pivotally engages with the outer...
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6588546 |
Tree stand
A relatively simple tree stand includes a generally rectangular platform with locking arms at one end thereof; teeth pivotally connected to the arms for gripping a tree trunk; a pair of support...
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6588440 |
Portable vertically mounted hunting blind
A portable vertically mounted hunting blind which has two plates and straps forming a fastener which is attached to a tree trunk at any desired height by wrapping the straps around the tree trunk...
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6585204 |
Container holder
A can holder has oppositely extending hook members adapted to suspend the can from a ladder rung in a forwardly inclined position. The bail of the can is accommodated by a groove open to the top of...
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6585084 |
Ladder assist wheel
A ladder assist wheel attached to the outer face of one of the ladder side rails. The wheel extends out from the outer face and rotates on an axis that is parallel to the plane of the outer face. A...
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6585083 |
Scaffold construction apparatus and method
Two ladders are connected together with cross-braces to form a scaffold. Platforms of the scaffold are supported on rungs of the ladders. A C-shaped bracket connects to the ladder legs. The bracket...
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6585082 |
Fire escape method
The method of providing for escape from a building, that includes providing a safety door extending between a passage in the building, and the building exterior, the door extending upwardly from a...
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6585081 |
Fire escape device
A fire escape device for escaping a building through a widow during a fire includes a platform having a first edge, a second edge, a third edge and a fourth edge wherein the first and second edges...
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6585080 |
Modular stanchion holder for removable guard rail system
A stanchion holder for a rooftop safety rail system comprises a clamp having a first stanchion sleeve fixed thereto and an L-shaped adapter having a second stanchion sleeve, whereby a stanchion can...
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6585079 |
Work platform with rotary actuator
A fluid-powered rotatable work platform assembly for use with a vehicle such as a vehicle having an arm for positioning the assembly. The assembly includes a work platform or support configured to...
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6581726 |
Manufacturing process of a wear resistant attachment device for a sit harness or roping harness, and attachement device with a strap obtained according to the process
A wear resistant attachment for a sit harness or roping harness including a first strap having an enlarged part provided with joining edges which are folded onto the opposite face of a second strap...
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6581725 |
Method to reduce horizontal lifeline tension and extension during fall arrest
A method for creating a horizontal lifeline between a pair of end anchorages. The method includes providing a section of line having a modulus of elasticity, providing an energy absorbing shock...
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6581505 |
Portable ballistic barricade
A portable ballistic barricade comprises a ballistic shield blanket attached to a portable, collapsible ladder. The blanket has at least one removable ballistic panel operatively disposed therein,...
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6581334 |
High strength T-joint for inflatable tube structures
A high strength T-joint for inflatable tubular is formed by forming a butt joint between the end of a first two tubular member and the side wall of a second tubular member. The opening in the side...
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