Matches 1 - 32 out of 32


Match Document Document Title
8087498 High power/weight ratio braking device based on shape memory material technology  
The braking device is provided a set of shape memory alloy activators positioned, in an agonistic-antagonistic configuration on each side of a brake lever. Braking and releasing phases are dictated...
7637213 Universal brake assembly  
A system comprising a cable held in suspension and a trolley traveling along the cable. The trolley may include a brake pad positioned to contact the cable. The brake pad may include a plurality of...
7533871 Rope control 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...
7080717 Emergency brake apparatus of elevator  
In an elevator emergency braking apparatus, a braking device main body has a main body braking surface facing a main rope and positioned at a first side of a main rope array, and a tapered surface...
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...
6948586 Quick release rappel device  
A rappel device is used in rapidly descending from a height using a rope and then quickly disengaging from the rope. The rappel device comprises a body having a rim which defines a rope opening...
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 rope (99)...
6568511 Adjustable lifting sling  
An adjustable lifting sling including a stationary support with hanger means, one or more cam surfaces pivotally mounted to the support, a ratable locking arm having one or more corresponding...
6240974 Apparatus for controlling the tension of catch selvage yarn in a weaving loom  
The tension of catch selvage yarns reeling off a yarn supply spool is kept constant by applying a braking force to the supply spool by a disk brake. The brake has a brake disk (12) rotating with...
6059072 Abseil rescue system  
An abseil rescue system, comprising: a velocity control system with two brakes and two retarders; a rope winder with a rope; and a frame, having a base and a gallows with two height positions. The...
5873432 Abseil rescue system with velocity control system  
An abseil rescue system with a velocity control system, allowing a user to descend on a rope, comprising two holders, two brakes, two retarders, and a frame. The retarder and the brake grip the...
5799753 Anti-fall security apparatus  
A fall-arresting apparatus comprising a pair of connected spaced-apart shell with a flange and pulley rotatably mounted thereto via a common shaft. The flange being movable between two operative...
5655269 Adjustable clamping device  
An adjustable clamping device for receiving and selectively frictionally engaging an internally disposed inserted member, such as a rope or rod, is disclosed. The clamping device comprises a...
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...
4671494 Excessive load prevention apparatus employable for a hoist or the like  
An overload prevention apparatus includes a geared member with a number of teeth formed thereon, an engagement member including an engagement portion of which dimensions are determined so as to...
4396095 Lift line tension limiter  
A lift line tension limiter is provided which includes a lift line and a tainer which is adapted to contain the lift line. The container has a lift end and a payload end, the payload end having an...
4394992 Energy absorber for load carrying flexible pulling means  
Energy absorber for load carrying flexible pulling means, such as belts or ropes, especially for a safety belt system comprising (a) a rigid body (b) a storing element for the pulling means at the...
4387790 Webbing locking device  
A webbing locking device for clamping the intermediate portion of an occupant restraining portion by means of a pair of friction members provided on a frame and a lock lever, respectively, in an...
4355441 Rope-lock  
A rope lock intended for preventing a rope (13) inserted therein from being moved in a certain direction therethrough by a pulling force in the rope. The lock is primarily intended for use as a...
4135628 Hoisting apparatus with improved anti-sway system  
A movable hoisting apparatus having a pair of spaced apart legs with each leg having two substantially vertical columns, beams extending between the forward columns and the rear columns of each...
4083438 Escape device  
The present invention relates to a descent or escape device which can be used in a safe and easy manner as a means of emergency escape upon occurrence of a fire in hotels and other buildings, and...
4054188 Rope stop and holding device  
Apparatus for stopping and holding a rope is disclosed. The apparatus includes a power drum, a wind up mechanism having two small drums and an air operated chain drive system between the power drum...
4010948 Pull type friction exercising device  
The exercising device has a housing which is attached to a stationary surface. A cord which has a hand grip on its free end can be pulled out of the housing against the adjustable internal...
3946989 Slow descender including fluid and mechanical braking devices  
A slow descender includes a rope pulley and a braking apparatus which restricts the rotation speed of the rope pulley. The braking apparatus includes a mechanical braking device containing a...
3779347 CABLE CATCHER  
A device for catching a cable, e.g., a downhole oil well pump power cable, to prevent reverse motion of said cable. The device catches the cable in a pair of wedge-type slips, preventing the cable...
3682276 ROPE BRAKE  
For use in assisting a mountain climber, a tree climber or the like to descend a rope, there is provided a mechanical coupling comprising back-to-back tubular members through which lengths of the...
3532189 ADJUSTABLE BRAKE APPARATUS FOR FLEXIBLE MATERIAL  
3465531 SUBSEA BRAKING SYSTEM  
3437178 ROPE CLAMP  
3357520 Strand brake for load lowering assembly  
2938678 Power line stringing brake  
2821266 Cord operated mechanism  
Matches 1 - 32 out of 32