Matches 1 - 50 out of 122 1 2 3 >
Match Document Document Title
7237651 Rappelling apparatus  
A rappelling apparatus providing controlled constant speed to a cable unwinding from a rotating spool in frictional engagement with a stationary arcuate surface. Rotations of the spool are...
6966407 Escape-Right  
The Escape-Right is an emergency escape system comprising: a passenger harness, a cable, a reel, a shaft fixed to the reel permitting rotation of the reel as the cable is unrolled, a reduction gear...
6868942 Emergency escape system  
An emergency escape system includes an escape apparatus and a door. The escape apparatus is connected to the door. The escape apparatus includes a cord and a release mechanism. The release...
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...
6279682 Speed responsive coupling device especially for fall arrest apparatus  
A speed responsive coupling device for locking a first member with respect to a second against relative rotation in at least one direction, which device comprises a ratchet wheel carried by said...
5996921 Centrifugal braking apparatus for baitcasting reel  
A centrifugal braking apparatus for a baitcasting reel comprises a spool, pivot shafts, brake levers, and a ring-shaped braking member. The spool is rotatably supported between both side plates of...
5918701 Roping device  
A roping device having an automatic emergency brake includes a generally elongate body having an attachment means at one end, a first rotatable sheave mounted on the body having an annular groove...
5771993 Safety devices for fall restraint  
The present invention provides a retractable lifeline safety device in which the side of the housing thereof comprises at least two extruded metal housing member which are connected to form the...
5738339 Rope traction device with connected locking units  
A rope traction device has locking units that include a sheave on which a traction rope is wound. The rope traction device is adapted to be moved along with the traction rope and includes a...
5701972 Device for roping down or hoisting persons and/or loads from or to great heights  
A device for lowering or raising people and/or loads over heights, in which the rope pulley is rotatably fitted on a base plate via a brake disc. A brake pad is allocated to the brake disc on one...
5450923 Fire escape device  
A fire escape device includes a frame, two supports disposed on the frame, a rod having two ends extended through the supports a pulley fixed on the rod, a cable engaged over the pulley, a...
5447280 Fall-arrest safety anchorages  
A fall-arrest safety anchorage has a safety line drum (10) and braking components assembled to a spine plate (1). The braking components comprise a rotatable brake component (2) and fixed brake...
5351906 Safety anchorages for controlling pay-out of a safety line  
A fall-arrest safety anchorage has a safety line drum 10 and braking mechanism assembled to a spine plate (1). The braking mechanism comprises a rotatable brake component (2) and fixed brake...
5343976 Safety device  
A safety device for preventing injuries to a worker as a result of a fall includes a housing which is intended to be mounted at an elevated position where the worker is working and a cable which is...
5127631 Chain hoist with integral safety device  
A chain hoist for supporting and selectively raising and lowering a load includes a powered gearwheel that is connected through a frictional lock with one or more friction disks fixed for rotation...
5102063 Aerodynamically braked towed vehicle deployment device  
This invention relates to an aerodynamically braked vehicle deployment device. The deployment device system generally comprises a spool member. A tow line is bifilar wound about the spool member in...
5094405 Mechanically braked towed vehicle deployment device  
This invention relates to a mechanically braked vehicle deployment device. The deployment device comprises a spool member having a guide member rigidly connected thereto. A tow line is bifilar...
5076395 Portable slow descender  
A portable slow-descending device is provided in which a lifeline in the form of a tape is selectively dispensed from a reel around which the lifeline is wound. A planetary gear mechanism and a...
5060758 Emergency descending device  
An emergency descending device comprising a rotary wheel and a cam mounted between a pair of side plates, with a main rope passing between the rotary wheel and the cam. The rotation of the rotary...
4986390 Portable slow descender  
The slow-descending device of this invention is so small and light that anybody can easily carry it in a traveling bag, or the like. Therefore, it is useful as an emergency evacuation device which...
4949812 Descent system  
A lowering device for assisting persons to escape from multi-storied buildings in an emergency situation, and adapted to engage a cable or rope of twisted configuration. The device includes an...
4941549 Fire escape apparatus  
A fire escaping apparatus being of a small bulk, requiring no energy source and capable of continuously transporting escaping persons is provided. The apparatus includes a housing attached to a...
4941548 Fall arresting device for climbers  
A fall arresting device attached to a climber's safety harness having an open-sided elongated housing joined together near its center by a spindle, a drum rotatably mounted on the spindle, a clove...
4934660 Device for raising and lowering loads  
A device for raising and lowering a load has a braking device, brake indicator, and a one-way pulley. The braking device uses a wedge-shaped braking element to stop the advancement of a cord. The...
4729454 Self-braking safety apparatus for the rapid descent of persons in cases of emergency  
A self-braking apparatus is provided for cases of emergency in which a rapid descent of persons threatened by fire or danger is required on the outside of buildings or the like. The apparatus can...
4687077 Portable manually operated rescue and lowering cable  
This specification describes a portable manually operated rescue and lowering device. It consists of a coaster-brake bicycle hub with its flanges extended enough to form a drum to accommodate about...
4671384 Window escape descent control device  
The window escape descent control device for emergency use from upper windows of tall buildings comprises a body harness supported on the end of a rope wound around a flanged spool. The spool, when...
4653609 Controlled descent apparatus  
A controlled descent apparatus for lowering a person from an elevated place includes a cable which is wound on a drum and is unwound from the drum by the weight of the person to effect the descent....
4640388 Escape device  
An escape device uses multiple discardable cable spools. The escape device casing is fitted to a window ledge by front and rear locking feet. A person attempting to escape uses hand grips to...
4623038 Portable escape device  
The present invention is directed to a new and improved design associated with the fabrication and construction of a portable escape device wherein a cable is wound around a drum physically encased...
4611688 Re-windable fire escape  
There is disclosed herein a fire escape for the lowering of a plurality of escapees to the ground. Included in the present structure is a shaft, a spool journalled upon the shaft, a cable having a...
4603759 Fire escape descender  
A fire escape descender capable of controlling the descending speed, thereby ensuring that the escaper can escape from the burning building at a desired speed, wherein the speed controlling is...
4602699 Fire escape with cable reel brake  
A fire escape device having a housing and cable drum rotatable therein with a cable connected thereto and extending from the housing for connection with a supporting structure with the housing...
4589523 Fall arrester and emergency retrieval apparatus and anchor apparatus therefor  
A fall arrester and emergency retrieval apparatus and a support tripod therefor, wherein an emergency retrieval assembly is operably associated with a clutch-brake type cable drum to enable cable...
4538703 Climbing aid and safety descent system  
A safety system which permits the free movement of the user, assists the ascent of the user and provides a reduced, controlled rate of descent in the event of an emergency descent or a fall,...
4513952 Drive mechanism for cable drums  
A drum hoist or winch in which at least one circular cam lobe mounted eccentrically on an axle overlapping the axle is interconnected with a like circular cam lobe mounted on a second axle by...
4487292 Let down apparatus  
An apparatus is provided for letting a person down from a substantial height. The invention includes: a rotatably mounted reel for retaining an elongate extension member adapted to be connected to...
4485893 Apparatus for emergency evacuat1on of people from tall buildings  
An apparatus for emergency evacuation of people from tall buildings having a sliding descent device for removably coupling to a vertical guide column fixed to an exterior wall of the building, a...
4458781 Climbing aid and safety descent device  
A novel controlled descent device is disclosed which not only aids in the ascent of a human being from a lower elevation to an upper elevation but also provides for the safe descent of a human...
4457400 Emergency descent device  
A device for lowering a person from a building by dispensing a cable that is anchored on one end to the building. The cable is played out of the device by unwinding the cable from a spool. In one...
4448284 People rescue device  
This invention relates to a device for escaping from buildings in case of fires or other emergencies. The device enables persons to be rescued to leave the building by descending vertically along...
4416430 Load lowering device  
A compact, self-contained device for use in safely lowering filled beer kegs from the bed of a delivery truck to the ground. The device includes a hollow drum rotatably carried within a sealed...
4253643 Escape device  
A fire escape having a cable-carrying drum mounted for rotation on a fixed shaft supported by a frame wherein the speed of rotation on the drum when the cable is laid out is governed by a...
3915432 Triple action mechanical chute-hoist  
An apparatus for ascending or descending a cable, for example, from a helicopter with a reel member mounted for rotation, to wind or pay out cable, in a frame worn by the human ascending or...
3850262 ESCAPE MACHINE  
An escape device for rescuing persons or articles from multi-storied buildings, especially in cases of emergency such as fire, which includes a rotatable drum around which rope (with a hanger or...
3602483 LOAD-LOWERING DEVICE  
This invention relates to an automatically braked load-lowering device wherein the free end of the load line is secured to an overhead support and payed off the rotating hub of a reel that descends...
3150744 Individual safety elevator  
3016113 Safety brakes for hoist lines  
2990131 Safety block  
2791397 Safety reel  
Matches 1 - 50 out of 122 1 2 3 >