Matches 501 - 550 out of 18948 < 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 >
Match Document Document Title
6918464 Energy absorber  
An energy absorber comprises a housing ( 1 ), a store ( 15 ) of plastically deformable material ( 8 ) mounted in the housing and having an endstop ( 27 ), an attachment ( 3 ) for attaching the...
6915878 Self-balancing ladder and camera dolly  
A device and methods for supporting a payload, such as a user, at a variable height above the ground and for repositioning the payload in a dynamically stabilized mode of operation. The transporter...
6913114 Roof anchor ladder attachment assembly  
A roof ridge anchor assembly for attaching to and securing a ladder to the roof ridge of a building. One embodiment consists of a pair of devices attached to the rungs of a ladder to allow a ladder...
6913113 Adjustable-height ladder  
An adjustable-height stepladder has an upper-front frame and an upper-rear frame interconnected by a top member. The upper-front frame and the upper-rear frame each have an elongate slide track. A...
6910552 Rescue system for high-rise buildings  
A system for use in conjunction with emergency rescue sleeves that are mechanically deployed along at least a pair of supporting cables taught between a compacted sleeve storage compartment located...
D506583 Pet pool ladder  
6908075 Safety railing system  
Upright stanchions with supports for removable horizontal safety rails have bottom end portions supported on base units that, in turn, are secured to wall framing from the inside of the framing.
6907960 Safe auto-locking belay override mechanism  
A Safe Auto-Locking Belay Override Mechanism ( 24 ) is provided which causes an auto-locking belay device to lock a rope against movement if a belayer panics, as sometimes happens if a climber...
6907957 Trench shield ladder  
A trench shield ladder that hangs on the wall of the trench shield to provide workmen safe access to a trench. The ladder is provided with a top platform and hand rails that extend over the...
6907956 Device for rescuing persons, objects and the like from buildings  
A device for rescuing persons and objects from buildings has at least one rescue element that is a rescue rope to be anchored to the ground. A retaining element of a rescue belt can be attached to...
6907894 Collapsible protective shelter device having dielectric and fire-resistant properties  
A dielectric, fire-resistant shelter apparatus is disclosed which affords temporary protection to individuals exposed to the open environment. The shelter apparatus includes a protective canopy...
6904862 Track for locating a ladder with respect to a gate on a deck  
A track has a housing with a bore therein that extends from a first end to a second end, a linear slot at the top of the bore, a radial projection perpendicular to the linear slot, an axial groove...
6904720 Construction enclosure system  
There is provided a framework for a construction enclosure system comprising a plurality of brackets, a plurality of rigid elongated frame members, and a plurality of reinforcement members. The...
6902037 Device for securing rope ladder steps  
This invention is directed to a device for securing a step of a rope ladder to the rope. The device includes an upper and a lower wedge collar, each of which has a central slot through which the...
6902036 Stabilizer for folding step ladders  
A ladder is equipped with a stabilizing device. The stabilizing device resists movements of the ladder's feet which would occur in response to movements of a ladder's user while on the ladder. The...
6902035 Step stool with step lock  
A step stool includes a frame, a step coupled to the frame for pivotable movement, and a step lock. The step lock is used to lock the step to block pivotable movement of the step relative to the...
6902034 Apparatus with utility tray mounted to scaffold  
An apparatus includes a scaffold and a utility tray. The utility tray is mounted to the scaffold.
6902033 Portable folding observation tower for attachment to a vehicle  
A tower system adapted to be secured non-permanently to different sized cargo portions of a moving vehicle is disclosed. The system comprises (i) a tower structure including means to allow a user...
6902032 Technician catcher  
This invention provides apparatus and methods of use for a technician catcher safety device having the means to securely engage the pole so that the safety device can hold or otherwise support a...
6902031 Personal safety device for a vertical rope  
A safety device ( 100 ) includes a base ( 110 ), a handle ( 120 ) pivotally mounted on the base, a cleat ( 130 ) pivotally mounted on the base, and a cover ( 140 ) pivotally mounted on the base. A...
6899203 Rope management apparatus  
Embodiments of the invention provide a simple and convenient way to ascend and descend a rope without using a belayer. Embodiments of the invention can smoothly transition from a rope clamping...
6899201 Hoop for a safety cage assembly of a ladder  
A hoop for a safety cage assembly of a ladder includes a rigid arcuate band having a first face, a second face, a first end and a second end. Each of the first end and the second end are secured to...
6896273 Ladder dolly  
A dolly is disclosed for transporting a ladder. The dolly has a main frame, a ladder brace, and a ladder stop. The main frame has a first end, second end, and a single longitudinal frame member...
6896102 Angled gripping joint combination for support structures  
An apparatus used in the assembly and structure of tables, benches, sawhorses, and scaffolds. In particular, the invention discloses a U-beam top joint with lumber end gripper used with a U-beam...
6896101 Climbing device  
A climbing device is configured to have a locking mechanism operative to allow the handle and the footplate of the climbing device to pivot to and engage a portion of building structure in a...
6895716 Peelable suspension cable positioning apparatus and method  
Rapid deployment of a suspension cable is a supportive system to several high-rise building rescue methods. A cable is pre-attached in a peelable manner to the building side and rigidly attached to...
6892860 Scaffold with leg lock  
A scaffold includes a platform, a pivotable leg unit, and a leg lock. The leg lock is used to lock the leg unit in an extended position for use of the scaffold.
6892859 Self-stabilizing trestle  
A self-stabilizing trestle includes independently pivoting leg assemblies, which allow a substantially horizontal support surface defined by the trestle to be maintained stable when the trestle is...
6892858 Ladder bag and method of use  
A rugged braced bag for securing hand tools and other equipment to a ladder, scaffold, or mechanical lift within easy reach of a worker. The bag has wide flexible support band with a rigid distal...
6892857 Fire escape  
Fire escape apparatus for egress from a multi-storied building structure from an upper level thereof is provided. The apparatus includes an elongate mesh tube, the tube being substantially longer...
6892395 Safety garment having safety harness  
The safety garment for industrial and construction workers, and hunters incorporates a safety harness in to the body of a jacket, coat, or other apparel. The garment has a safety harness with a...
6890026 Folding chair construction  
A folding chair constructed of synthetic polymeric material and having an aesthetic appearance simulating that of a traditional wooden folding chair, while incorporating structural features for...
6889798 Apparatus for controlled stabilized descent  
An apparatus for descent, suspension and retrieval of a worker through an opening in the ground includes a trailer having a boom assembly mounted thereon is described. The boom assembly includes...
6886663 Device for moving a platform along a facade and building provided with such a device  
A device for moving a platform at least in vertical direction along a facade ( 1 ) of a building defining a front face by a cable ( 16, 17 ) which extends along the facade, which device comprises a...
6886662 Hanging scaffold support  
A scaffold support system having an adjustable-width hanger. A vertical leg may support a foot upon which rests a deck, providing a working surface during building construction or modification. A...
6886661 Motorized access ladder for elevated areas  
A ladder apparatus for providing access to an area over an elevated structure, the ladder apparatus including a housing secured to the elevated structure wherein the housing includes a housing...
6886660 Slip-resistant step stool and a method of manufacturing the same  
A slip resistant step stool includes a step surface with four legs extending downward. A slip resistant surface is bonded to the step surface. The slip resistant surface may be disposed in a pocket...
6886659 Convertible ladder  
A convertible ladder including a first ladder portion, a second ladder portion and a static hinge mechanism. The first ladder portion has a first locking mechanism proximate a first end thereof....
6886377 Tree stand lock and associated method of use  
A device and method for locking an object to a tree. The device includes an eyebolt. The eyebolt is set into the tree proximate the object to be protected. A protective bracket is placed over both...
6883645 Extending ladder and associated manufacturing methods  
Extending ladders and associated manufacturing methods are disclosed. A ladder in accordance with an exemplary embodiment of the present invention comprises a plurality of rung units, each rung...
6883644 Tree stand  
A tree stand including a horizontal platform and mechanism for detachably coupling the platform to a vertical support, such as a tree. The platform includes a vertical access opening therethrough...
6883643 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...
6883642 Method of ladder-supported scaffold erection, and ladder bracing and scaffolding system for use therewith  
An improved ladder-supported scaffolding technique and system using a pair of horizontally spaced vertical ladders for supporting staging planks therebetween and held vertically and rigidly by top...
6883641 Mobile elevator working and load-lifting platform  
A ground-movable load-lifting vehicle for lifting a load over ground. The vehicle comprises a platform bed, a ground-movable carriage, and an extendible scissor linkage assembly supporting the...
6883640 Fall protection lanyard apparatus  
A fall protection lanyard apparatus for use in transferring loads in an elevated environment. The fall protection lanyard apparatus includes first and second load-bearing lanyards, each terminating...
6883464 Bird cage ladder  
A bird cage ladder equipped with a locking connection mechanism that is biased toward a closed position and is easy to install and remove from a bird cage is disclosed herein. Particular...
6880835 Combination hand truck, step ladder and dolly  
A combination hand truck, dolly and step ladder device includes a hand truck frame and a step ladder frame that are pivotally attached to one another and can be fixed at selective angles with...
6880675 Multifunctional adjustable ladder assembly  
A ladder assembly includes two symmetric support stands pivotally connected with each other. Each of the two support stands includes a main frame, an upper frame, a lower frame, a top bar, a...
6880674 Gate for above ground pool steps  
A door ladder assembly for use with the an above ground swimming pool, the assembly comprising a ladder having a plurality of steps, a door with a first side hingedly connected to one side of the...
6880673 Step having stored and deployed configurations  
A step assembly is stored in the overhang area of a kitchen counter when not in use. The step assembly is deployed into an extended position by kicking a vertically disposed front wall. Springs...
Matches 501 - 550 out of 18948 < 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 >