Matches 1 - 31 out of 31
Match Document Document Title
7575099 Remotely resettable ropeless emergency stopping device for an elevator  
A brake mechanism ( 10 ) for an elevator ( 2 ) is activated in response to an electronic control signal to prevent movement of an elevator car ( 16 ) under predetermined conditions. The brake...
7398863 Safety device for elevators  
A safety device brakes an elevator car with a guide rail exhibiting an oblong guide flange. The safety device includes a base carrying a retaining element and an abutment with the guide flange...
7097003 Elevator landing door broken chain safety device  
A vertically sliding freight elevator landing door with a safety brake that deploys when a chain suspending the door breaks. The safety brake is adapted for use on both panels that slide up to open...
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...
6997287 Elevator emergency stopping device  
In an elevator emergency stop device wherein emergency stop of the elevator cage ( 20 ) is achieved by generating frictional force at a sliding part ( 11 ) and guide rail ( 1 ) by pressing a...
6981575 Concrete rail safety device for an elevator car  
A safety device to arrest movement of an elevator car guided by non-metallic guide rails employs a friction surface mounted on a wedge. The wedge is located in proximity to an angular horizontal...
6820725 Safety brake assembly  
A safety brake assembly is disclosed comprising a housing movable on a vertical support, the housing attached to a carpet support arm, a pulley rotatably mounted on a shaft of the housing, a link...
6719101 Safety brake with retardation-dependent braking force  
A safety brake for braking a load receiving portion of an elevator has at least one brake wedge that penetrates a gap between a resiliently supported pressure body and a guide rail for the load...
6478123 Hydraulic elevator with plunger brakes  
A brake for a plunger of a hydraulic elevator is provided which in a preferred embodiment includes a pressure plate, a first brake ring, a wedge plate, a biasing spring and a fluid release...
6105728 Handicapped duck blind elevator system  
A handicapped duck blind elevator system for elevating/lowering handicapped individuals to and from a conventional duck blind structure. The inventive device includes a support frame that is...
6082506 Breaking arrangement for elevating work platform  
A breaking arrangement for elevating work platform includes a break body, a C-shaped receiving piece, a breaking unit, and a break released handle. The breaking arrangement allows only upward...
6026936 Sliding safety gear  
A sliding safety gear designed to brake by gripping an elevator or counterweight guide rail includes a flexible frame surrounding the guide rail in the directions of the guiding surfaces of the...
5988941 Boat lift cable lock apparatus  
A boat lift locking apparatus is disclosed for releasably fastening a cable to a structural component of a boat lift. The apparatus includes a bracket secured to the structural component and having...
5668356 Elevator dispatching employing hall call assignments based on fuzzy response time logic  
Each car in a group of elevator cars in a building is determined to be available or not depending on whether it is assigned in the group, whether it is the only delayed car, whether it is fully...
5645142 Wedge braking system for multi-stage lifts  
Apparatus for braking relative vertical movement between two vertical members includes a ramp mounted on one of the members to oppose a vertical face on the other. If the ramp member accelerates...
5386889 Brake mechanism for a storage and retrieval vehicle  
An overspeed brake mechanism for a storage and retrieval vehicle (SRV). The brake mechanism includes wedges acting between a brake block attached to the load carriage of the SRV and the mast of the...
5370208 Double-sided safety gear  
A safety gear e.g. for an elevator car or counterweight, comprises at least one wedge chamber (8) and at least one working wedge (9) acting on an elevator guide rail (30) and activated by a...
5370207 Motion buffer for a people moving device  
A motion buffer for stopping a car traveling along a guide rail is provided, having a wedge and a biasing apparatus for biasing against the wedge. If the car travels far enough along the guide rail...
4664230 Elevator  
A convenience elevator that encompasses dumbwaiter and residential elevator applications wherein the entire elevator assembly is mounted to a wall of the elevator shaft. The elevator carriage is...
4601607 Mine shaft guide system  
The headframe supports tubular pipe guides in the shaft. Each guide comprises a multiplicity of pipes threaded one to another and extends below the normal range of conveyance travel in the shaft....
4176826 Safety catch apparatus for a suspension system  
The safety catch apparatus includes a generally vertically supported stationary bar which extends beyond the uppermost and lowermost positions of a suspended member. The suspended member has an...
4078634 Lift apparatus and safety bracket usable therewith  
In the preferred embodiment of the invention disclosed herein a lift apparatus includes a load carriage movable along a mast member by a hoist means including a cable supporting the load carriage...
3908801 Vertical hoist assembly  
A vertical hoist car assembly such as would be used in a large power plant chimney, a silo, a dam structure, or the like, is disclosed. The assembly includes a ladder shaped guide track having...
3762512 ELEVATOR RAIL GRAB SAFETY APPARATUS  
Safety apparatus for elevators designed to exert a braking force on the guiding rail in an elevator shaft to bring an elevator car to a controlled stop when the apparatus is actuated by an...
3516304 SAFETY CATCH MECHANISM  
3282383 Free-fall safety brake  
3268033 Load-handling apparatus such as pallet-lifting trucks  
3262520 Trackless hoist with safety stop  
3249179 Safety devices for elevators or the like  
2897920 Emergency brake for elevator cars  
0932102 Title is not available  
Matches 1 - 31 out of 31