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| Number | Title | Issue Date |
| 7896139 | Guide-rail brake A guide-rail brake (1) of an elevator and a method for controlling the brake are provided. The brake comprises a frame part fixed to the elevator car, a prong part, which contains turning jaws (3,4) that correspond to the guide rail (2) via the ... | 03/01/2011 |
| 7124861 | Motion control apparatus A brake (10) having application for a linear or rotational motion device includes a housing (120) in which a first piston (140), a wedge (142) and a second piston (144) cooperate to engage a friction facing (136) through a p... | 10/24/2006 |
| 7036638 | Brake arresting device with adaptable brake force for an elevator A safety brake device has a setting device moving an abutment or a housing to limit movement of brake wedges engaging a guide rail which limits a braking force applied by the brake wedges. The setting device can continuously adjust the braking force limit in depende... | 05/02/2006 |
| 6637262 | Electrical wear sensor for disc brake An apparatus and method are provided for monitoring the wear of brake linings in a disc brake assembly having a caliper mounted in a floating manner on a mounting bracket, by determining a relative distance between the caliper and bracket. Determining the... | 10/28/2003 |
| 6131704 | Elevator rail brake Rail brake (1) for an elevator, comprising a brake body attached to the elevator car, a clamp part comprising jaws (3,4) that engage a guide rail (2) via braking surfaces during braking. A spring (10) generates a load on the clamp part to press the brakin... | 10/17/2000 |
| 5353895 | Emergency braking system for hoists An emergency braking system for hoist cages, mounted for vertical travel between opposed guide rails, utilizes opposed pairs of pivoted brake application arms associated with braking web surfaces provided on the insides of the opposed hoist guide rails wh... | 10/11/1994 |
| 5065845 | Speed governor safety device for stopping an elevator car A safety apparatus includes a safety device and a centrifugal force speed governor for preventing overspeed conditions of an elevator car in both the downward direction and the upward direction. A bracket attached to the elevator car slidably retains a sh... | 11/19/1991 |
| 4934870 | Production platform using a damper-tensioner The floating structure has limited heave oscillations. A long member has a lower end coupled to the seabed. An extensible tensioner is coupled between a platform deck and the upper end of the long member. The tensioner suspends the upper end of said long ... | 06/19/1990 |
| 4416456 | Trolleys for target ranges A trolley for moving along a mono-rail track comprising two superimposed tubes, the trolley being provided with means for carrying a target, and being further provided with pairs of drive wheels which are inwardly inclined to rest on upper parts of the lo... | 11/22/1983 |
| 4406354 | Brake equipment for underground mining machines Brake equipment for an underground mining machine, which in use traverses to and fro adjacent to a stationary rail extending along a longwall face and which includes a hydraulic haulage drive motor for hauling the machine along the longwall face, is activ... | 09/27/1983 |
| 4377220 | Automatic rail clamp An automatic rail clamp is provided with an indicator for visibly showing the extent of wear of the replaceable clamping jaw inserts together with a fulcrum shaft having opposed eccentrics about which the jaws rock. As wear of the inserts develops, rotati... | 03/22/1983 |
| 4282654 | Measuring and/or tracing device A measuring and/or tracing device is of the kind having a vertical column, a transverse sliding unit secured to the column and movable in a vertical direction, a cross arm held by said unit and movable horizontally, a holder on the end of the said cross a... | 08/11/1981 |
| 4234060 | Brake equipment Brake equipment for a vehicle or mining machine which in use traverses along a path adjacent to a stationary rail comprises a rail engaging component including a wedge assembly resilient means for urging the rail engaging component into a `brake applied` ... | 11/18/1980 |
| 4228998 | Braking apparatus for dog track rabbit lure car The braking apparatus of this invention functions in cooperation with a rabbit lure car provided with longitudinally arranged brake shoes adapted to be clamped between elongated clamp members as the lure car passes the clamp members. Actuation of the clam... | 10/21/1980 |
| 4196798 | Brake equipment for mining machines Brake equipment for a mining machine which in use traverses to and fro adjacent to a stationary rail extending along a longwall face and which includes a haulage drive motor for hauling the mining machine along the longwall face, the brake equipment being... | 04/08/1980 |
| 4149317 | Measuring and/or tracing device A measuring and/or tracing device is of the kind having a vertical column, a transverse sliding unit secured to the column and movable in a vertical direction, a cross arm held by said unit and movable horizontally, a holder on the end of the said cross a... | 04/17/1979 |
| 4121702 | Emergency brake for rail cars An emergency brake mechanism is provided, particularly for small railway cars such as those used for monorail systems, for braking a car released by failure of the motor and main braking system. The brake mechanism includes a brake shoe with tapered surfa... | 10/24/1978 |
| 4014413 | Brakes for vehicles A brake of a mining machine arranged for braking contact with an anchored rail arranged along the path of the machine includes a wedge assembly having a brake member which upon contacting the rail is urged by relative movement of the wedge components in t... | 03/29/1977 |
| 3980158 | Brake apparatus with variable brake force for aerial cableways A brake apparatus with variable braking force for cable cars having a brake mount or housing connectable with a cable car by a connection shaft and including at least one pressure released catch brake. The catch brake has brake jaws which can be applied w... | 09/14/1976 |
| 3948398 | Self-locking log skidding carriage A self-locking log skidding carriage for skidding logs uphill along a skyline to a powered skidding machine. The carriage includes two freely rotatable sheaves, a first for engaging a taut skyline, and a second for rotatable engagement with a dragline com... | 04/06/1976 |
