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9016432 Descent control device  
A descent control device for controlling rotational motion of an object includes: at least one drive assembly for rotationally engaging the rotating object; a first substantially planar...
8789654 Mast lift with screw drive and gas strut  
A mast lift includes a base, a platform, and a lifting assembly connected between the base and the platform. The lifting assembly moves the platform between a lowered position and a raised...
8757320 Suspending and moving device  
A suspending and moving device has a longitudinal rail, a sliding bracket, at least one vertical rail bracket, a vertical rail positioning device and a movable basket. The longitudinal rail is...
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...
8316994 Battery powered vertical lift assembly  
The invention is a battery powered vertical lift assembly adapted for vertically raising and lowering a load along a substantially vertical structure. The vertical lift assembly comprises a...
8272476 Descent control device  
A magnetic descent control device is disclosed. The device comprises an input shaft affixed to a rotating driven sheave acting as a drive assembly, which grips a cable guiding the descent path of...
8151940 Evacuation systems and methods  
An evacuation system for a building including at least one selectably lowerable, collapsible, generally vertical transporter arranged for selectable communication with at least one floor of a...
8151941 Evacuation system for a building including building mounted stabilizing element  
An evacuation system for a building including at least one vertical transporter including multiple platforms arranged for selectable communication with multiple floors of the building for loading...
8141681 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...
7938757 Track—mobile  
This invention relates to an apparatus which supports a user who is building back and leg muscles. This invention includes at least a track, a truck designed to run along the track and a sling for...
7909139 Powered lift platform  
The present invention is a powered lift platform including a platform, at least one guide rail section in operative contact with the platform, each of the at least one guide rail sections...
7370725 Motorized rungless ladder  
A device supported by a ground surface and a structure for at least one of elevating and descending a user. The device includes a first guide rail having a first channel extending along a length...
7303049 System for people with limited mobility or with elevated risk of falling  
A system for people with limited mobility or with elevated risk of falling. Embodiments of the invention include internal walls that do not extend to the ceiling, a track system, a joist which is...
7281607 Elevating device  
The elevating device of the present invention is comprised of first, second, and third dovetail members that are interlockingly engaged. First dovetail member is secured to an object or an...
7270217 Exterior fire resistant, passenger elevator system  
The methodology and advantages that are provided in the present invention are intended to provide assistance to fire fighters and other emergency care-givers with life saving tools during fires...
7232009 Ascension/descension apparatus and method  
A pole ascension apparatus and associated method are disclosed. According to one embodiment, the apparatus includes a track connected to a pole and a portable platform portion detachably...
7195100 System and method for an escapable multistory building  
A system and method for allowing escape of many persons from a multistory building over a short period of time. The method and system include strategic placement and use of anchor points and...
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...
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...
6523318 Integral, external carrying track for building  
A carrying track for a building, which includes a building including a plurality of floors, a track extending from a lower floor of the building to a floor above the lower floor, the track...
6338175 Movable safety tunnel for use during bridge maintenance  
A movable safety tunnel rides on parapets within a bridge. The safety tunnel is locked in place in a respective section of the bridge while maintenance or other operations are performed on that...
6282863 Scaffoldless tank erection method  
A method of erecting the shell of an aboveground storage tank involves erection of the first shell ring; erecting the second and higher shell rings by using a mobile man lift to provide access for...
6082493 Method and apparatus for suspending worker's scaffolds over the sides of buildings  
An apparatus for attachment of a davit mount for holding a scaffolding over the side of a building attaches directly to a structural column of the building, and eliminates the need for both a...
5967943 Trampoline with elastic frame attachment system  
A trampoline including a trampoline mat, a frame surrounding the trampoline mat, and an attachment system for connecting the frame to the trampoline mat. The attachment system includes a plurality...
5927432 Rescue apparatus  
Rescue apparatus including a track mounted vertically on an outside surface of a building, a pulley mounted on the building above the track, a non-rescue-grade guide cable arranged for moving...
5868217 Suspended work platform  
A new suspended work platform for providing a platform for working on projects that can be raised out of the way when not in use. The inventive device includes a support structure, a platform...
5845739 Suspension support device for an outer wall working machine  
A suspension support device provided movably on the upper surface of a building for suspending, by means of ropes, an outer wall working machine having fitting and moving members which can be...
5715906 Moving work floor push-up expansion floor device  
A push up expansion floor for providing a work floor is adjustable and mounted on vertical square shafts. The floor can move up and down on the shafts, can be locked in place on the shafts, and...
5713430 Device for treating exterior surfaces for structures  
A device for vertical as well as horizontal snapling along and across an exterior surface of a structure such as a building comprising a substantially horizontal guiding member being secured onto...
5649607 Escape assembly  
An escape assembly has two rows of parallel slide frames positioned on an outer wall. A curved slip frame connects to a last slide frame of each row of parallel slide frames. A slide rail connects...
5634528 Mobile work station  
A work station is disclosed comprising: an envelope (20) having a top section (30), a bottom section (31), first (32) and second (33) end sections, and first (34) and second (35) side sections to...
5622237 Portable hoist system  
A portable hoist system suitable for mounting to a pair of rails includes a vertical support, an inclined boom connected to the vertical support and a hoist secured to the boom. Clamping members...
5582467 Displaceable working apparatus with extensible boom  
A displaceable working apparatus provided with a platform having an extensible boom and being displaced on a guide rail is disclosed. The apparatus has a main frame secured to a main support which...
5431246 Device for displacing a gondola  
A device for displacing a gondola in the vertical and horizontal direction alongside a building has a guide rail with a first and a second end connected to the building. A carriage is slidably...
5423398 Mobile support device for window washers and the like  
A movable support device for supporting a window-washer along a side wall of a building for cleaning windows. The device has a foldable framework that can be folded into a compact position for...
5368124 Device suspending a working cage  
A device for suspending a working cage includes an arm, a swivel arm mounted rotatably horizontally to the end portion of the arm, a first sheave mounted rotatably horizontally to the arm at a...
5343979 Working gondola  
A working gondola which carries a worker for cleaning e.g. glass windows of a building structure, has two powered winches for winding and unwinding two ropes respectively for up-, down-, left-,...
5027921 Method and device for transporting and distributing materials and/or equipment around the periphery of a building  
Device and method for transporting and distributing materials and/or equipment at the periphery of a building by using a carrier structure similar to a scaffolding or to a working or circulation...
4951779 Multiuser high-rise building fire escape device  
A multiuser high-rise building fire escape device includes a basic bearing frame assembly alternatively mountd on the roof or either floor of a high-rise building, and several cabins mounted on...
4811819 Device for horizontally moving an apparatus working at a high location  
A device for horizontally moving an apparatus such as a gondola working at a high location such as a wall surface of a building comprises a mounting frame fixedly provided on the upper end portion...
4756387 Staircase lift  
A staircase lift includes upper and lower support girders fixedly disposed along stairs, vertical rods disposed between the support girders, inclined support rods fixed on the vertical rods, a...
4660678 Service suspension basket arrangement  
The invention relates to a service suspension basket which is adapted to move on rails or similar mounting means which are secured on the under side of platform deck or on a similar, downwardly...
4564086 Transport seat for conveying disabled travellers through a stairwell opening of a passenger carrying vehicle  
A transport seat for conveying disabled travellers through a stairwell opening of a passenger carrying vehicle is disclosed. An elongate boom section is pivotally connected to a support base...
4546852 Adjustable service platform apparatus for a gantry crane  
An adjustable service platform apparatus for a gantry crane has an elongated base frame generally comforming in size and shape to a conventional load carrying lifting spreader, and twin service...
4473160 Apparatus for lowering articles from a building  
An apparatus for lowering articles from a building including a tower having a boom extending therefrom. A transfer carriage is slideably mounted on the boom and has a latching mechanism for...
4454818 Advancing of apparatus for refurbishing overhead structures  
A coupling trolley is provided for a rail or runway beam that is longitudinally translatable relative to a member located above and extending transversely of the rail or runway beam. The trolley...
4270628 Elevator device preferably an elevator for building facades  
The present invention relates to an elevator device, preferably an elevator by a building facade and comprising a trolley which is displaceable along a track provided on a foundation, by way of...
4201275 Means for the renovating and refurbishing of overhead structures  
The invention provides a method for furbishing or renovating large span overhead structures, for example the roofs of railway stations, or bridges and the like, and utilizes apparatus which...
4098371 Mobile scaffold  
A mobile scaffold has a carriage for traversing longitudinally a first track and a second track. The carriage is suspended from the first track. Lateral support for one side of the carriage is...
4074789 Mobile rolling support system for scaffolding used in building construction  
A rolling support for moving scaffolding alongside the side or end of a building under construction, the support including frame structure which rigidly connects two outriggers together, a leading...

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