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7097409 |
Ladder rack system
A ladder rack for supporting a ladder in a stowage position and for moving the ladder between the stowage position and a loading/unloading position at which the ladder can be loaded onto the rack...
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7096996 |
High-rise fire-fighting, rescue and construction equipment
An elevator for traveling on a rail attached to the outside of a high-rise building supports a telescoping arm for reaching any position on or above the building. A platform attached to the...
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7096998 |
Stairway lift
A combination elevator and stairway may be installed beneath a set of stairs and includes a lift mechanism which raises and lowers a platform or enclosed car and a pivoting stairway. The lift may...
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7093690 |
Ladder stabilizer
The present invention provides a method and apparatus for stabilizing a ladder for minimizing accidents. For example, a main bracket may be connected to a lower arm, a foot bracket may be connected...
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7093321 |
Lockable hinge
A lockable hinge includes a first and second hinge member, a lock, and an actuator. The lockable hinge is coupled to a pair of ladder-leg sections and is arranged to allow the ladder-leg sections...
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7093840 |
Multi-purpose combined ladder/cart assembly
A multi-purpose combined ladder/cart assembly capable of being converted into a plurality of ladder and cart configurations, including an extension ladder, a step ladder, a load-carrying cart, a...
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7093691 |
Portable scissor-lift-assembly
A lift assembly includes a first platform provided with a top surface, a pair of opposed sides, and wheels and brackets connected to one of the sides for rotating the assembly. A plurality of...
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7096154 |
System and method for visualizing repetitively structured Markov models
A method of displaying the probabilities associated with a Markov model as a series of interactive plots is disclosed. Three dimensions of probability data associated with a Markov model are...
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7093689 |
Ladder support bracket
A ladder support bracket ( 11 ) receives a rung of a ladder intended to be placed against the gutter ( 19 ) of a building and thus restraining it, and hence the ladder, from sideways or downwards...
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7090052 |
Method of manufacturing a vertical scaffolding element, and element thus obtained
The invention relates to a vertical scaffolding element consisting of a tubular portion provided with a number n of radially projecting sockets, distributed peripherally in a star arrangement,...
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7090168 |
Catenary girt arrangement for emergency evacuation slides
A girt assembly for releasably connecting an evacuation slide to an aircraft includes superimposed flexible panels that are continuous at a pair of spaced connection points for connection with the...
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7090053 |
Scaffold plank with end connector and method of making the same
A scaffold plank assembly for engagement to a scaffolding frame. The scaffold plank assembly comprises an elongate, non-metal plank defining opposed first and second ends and at least one interior...
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7090051 |
Self-raising platform assembly
A self-raising platform assembly ( 1 ) comprising at least one mast ( 3, 5, 113 ) along which a platform ( 13 ) may be moved up or down including the following: a) a base element ( 9 ) with a...
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7090050 |
Mobile tree stand
A mobile stand that can be suspended in a tree from an overhead location and thereafter be safely, quietly, and easily maneuvered by a seated occupant facing the tree into any position about the...
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7086502 |
Transport apparatus and method having conformable gripping capability
A transport apparatus for transporting materials or objects on substantially vertical structures for installation, deployment, inspection and repair purposes includes gripping mechanisms having a...
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7086499 |
Light weight ladder systems and methods
A method for manufacturing a rail for a ladder. The method may include pultruding in a longitudinal direction, a rail having a selected cross-sectional shape. The rail may then be cut to a...
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7086500 |
Extensible, self locking platform and method of using same
An extensible, self locking platform includes a first assembly having a first plurality of substantially parallel longitudinally extending members and a second assembly having a second plurality of...
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7086501 |
Rolling ladder
A ladder with a fixed axle wheel adapted to facilitate relocating the ladder. The ladder may be a step ladder or an extension ladder. The ladder includes a ladder base adapted to reside on a...
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7080441 |
Composite fuselage machine and method of automated composite lay up
A device for automated composite lay up of a part to be manufactured—such as a large aircraft fuselage—includes a mandrel having a vertical axis and an interior mandrel surface that conforms to...
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7080959 |
Adjustable scaffold shoring accessory
A shoring device that utilizes an accessory assembly mounted to a vertical tubular member of a tubular scaffold assembly to receive a shoring member therethrough. With an adjustable threaded ring...
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7080714 |
Ladder securing device
A ladder securing device for securing a ladder to a device attached to a vehicle for safe transport and security. The ladder securing device includes at least a first section and a second section....
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7080492 |
Channel joint structural system
A modular channel joint structural system comprising an interlocking system with matching extensions. The extensions slide into matching grooves or channels and are bottled together with only one...
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7080713 |
Ladder assembly for vehicles
A ladder assembly including a mounting system and a ladder that is adapted to be pivotally attached to a vehicle such as the tailgate of a truck bed. When the tailgate is opened, the ladder can be...
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7080716 |
Movable fall prevention device for a belay support
A movable fall-preventing device ( 1 ) for a belay support ( 6 ) includes an axis-retaining groove which retains the belay support ( 6 ) by means of a lever ( 16 ) that pivots between an open...
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7080715 |
Portable body support apparatus for automotive mechanics
An auto mechanic's body support apparatus is a portable framework made of steel or other durable materials attached to which are a horizontally adjustable step platform and a horizontally and...
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7080806 |
Overhead space access conversion monument and service area staircase and stowage system
An overhead area access staircase stowage system ( 7 ) includes a servicing unit ( 10 ) having a stowage unit and a staircase ( 12 ) proximate to the stowage unit. The staircase ( 12 ) has a stowed...
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7077237 |
Chain railing system for scaffolding
A lock utilizing a retractable pin is used to capture one link of a chain to fasten the chain to one or more vertical uprights. The user depresses a bolt that protrudes from the hollow vertical...
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7077239 |
Expandable dual tube scaffold hatch structure
The invention is a scaffold access system for use in a scaffold frame of horizontal and vertical scaffold members. The system includes double barrel scaffold horizontal member, a series of short...
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7077277 |
Foot assembly of a clothes rack
A foot assembly includes two first legs each having a first ring provided with a first limiting recess defined in an inner face of the first ring and a first finger extending from the inner face of...
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7077238 |
Ladder caddy
A ladder caddy for holding tools, small parts, and the like for a workman on a ladder includes four curved cradles for holding the caddy to the ladder, two of the cradles holding consecutive and...
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7073627 |
Dorsal pad assembly for use with a safety harness
A preferred embodiment safety harness includes two straps operatively connected to a D-ring, which is operatively connected to a biasing mechanism urging the D-ring to an upright position. The...
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7073628 |
Device for climbing on extended supporting elements, such as ropes, with releasable automatically reclamping clasps
The device for climbing a pair of ropes ( 1 ) includes upper and lower clasps ( 4,6 ) for clamping each rope and connecting elements for holding a climber, which include a movable or solid seat (...
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7073629 |
Ladder support apparatus and methods
Ladder support apparatus and methods are disclosed. In one embodiment, a support assembly adapted for use with a ladder includes at least one elongated member adapted to extend between first and...
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7070022 |
Gaff shield
An apparatus for protecting at least at least a portion of a leg and at least a portion of a foot. The apparatus has a shield with a vertical portion that is sized to receive and protect at least a...
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7070021 |
Rack step tool
A rack step tool for use, for example, in a warehouse which houses a plurality of storage racks which support equipment, merchandise, or other items which are stored on the shelves of the storage...
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7070020 |
Partly retractable construction platform
A construction platform comprising a stationary support structure adapted to be fixedly secured to the floor of a building under construction and project from the edge of the building to a...
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7070023 |
Adjustable stilt
A stilt assembly with interchangeable sections for varying the height thereof. A base assembly, middle assembly and foot support assembly include puzzle registries which allow for the stilt to be...
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7066300 |
Method using a climbing tree stand apparatus
An climbing tree stand apparatus for use in conjunction with a tree stand that is mounted on a tree, the apparatus comprising: a load-bearing member adapted to be graspable by a user of the tree...
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7066299 |
Portable ladder suspension apparatus or a portable ladder for suspension or the combination thereof
A ladder suspension bracket releasably receives and suspends a portable ladder for use, storage, and transportation if on a vehicle (FIG. 1 , FIG. 7 ) comprising of a receiving bracket (FIG. 4 ,...
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7066298 |
Step or bracket device
A bracket device for attachment to a thin walled section includes a main member having an operating member, and an attachment hook extending from a proximal end of the operating member which in use...
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7063186 |
Safety rail
A portable modular safety rail ( 20 ) is taught for protecting workers during building construction and remodeling. The invention in the preferred embodiment consists of two upright stanchions ( 22...
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7063187 |
Ladder attachment system
A ladder attachment system for supporting a plurality of items in an easy to access location. The ladder attachment system includes a tray positionable upon an upper platform of a ladder, and a...
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7063188 |
Tree seat
An L-shaped tree seat frame includes a forward leg and a side leg on which a rear leg is slidably mounted and limited against relative rotation by cooperating rib and groove deformations in the...
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7063185 |
Support harness
A harness system for supporting a person off of a ground surface. The harness system may include a seat supported by a strap attached to the seat. The strap may form one or more leg containing...
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7059449 |
Foldable tire step apparatus
An apparatus and method that attaches to a tire and supplies a step to enable access to the engine compartment or rooftop of a vehicle is provided. The apparatus is adjustable to better fit with a...
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7060001 |
Trampoline system
A trampoline system has a rebounding bed and a resilient member located below the bed at such a position that the bed depresses the resilient member when the bed is sufficiently depressed by a...
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7059451 |
Load lowering system
A system for mechanically lowering a load from an elevated position to a lower position in a relatively slow and controlled manner using only gravity and frictional forces. The system includes a...
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7059448 |
Ladder accessory for holding paper and tape
An accessory includes a handle-operated clamp and is mounted on a rail of a ladder, such as an extension ladder, to hold paper and tape in position to be easily accessed by a worker balancing on...
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7055651 |
Belay device
An improved Belay Device is provided consisting of a Base ( 14 ), Rope Locking Ring ( 36 ), Cover ( 48 ), and Connecting Pin ( 58 ). The Base ( 14 ) contains a Protruding Cylindrical Core ( 18 )...
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7055839 |
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...
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