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| Number | Title | Issue Date |
| 7168533 | Rotor brake as well as rotor and rotary-wing aircraft with such a rotor brake A rotor brake includes a braking force absorption element non-rotatably connected to a rotor shaft; a stationary brake actuator for actuating a braking force transmission element that is functionally coupled to the braking force absorption element so as to exert a b... | 01/30/2007 |
| 7140475 | Brake A motor brake can be coupled to the rotatable motor drive shaft. The brake includes a shaft-mountable support that rotates uniformly with the drive shaft. One or more brake shoes, which can include flyweights or the like, are hingedly mounted to the support and incl... | 11/28/2006 |
| 7108117 | Centrifugal clutch A vehicular centrifugally operated master friction clutch (20) for coupling an engine (18) to a transmission input shaft (28). The clutch includes flyweights (110) pivoted to a driving member (60) rotatable with the engine. Rollers... | 09/19/2006 |
| 7021430 | Release hold mechanism for a hand brake having a quick release mechanism A hand brake mechanism having a release hold mechanism to prevent unwanted application of the railcar brakes. The release hold mechanism includes a cam and a holding pawl having cooperating force members and a detent retaining device engaging the cam disposed within... | 04/04/2006 |
| 6688438 | Actuator with a centrifugal brake An operating mechanism for operating an actuating member is provided with an electric motor, a resetting spring and a centrifugal brake, wherein the actuating member can be operated in a first direction of movement by the electric motor activated by means... | 02/10/2004 |
| 6457569 | Rotary actuated overspeed safety device A rotary actuated overspeed safety device is provided for elevators. The overspeed safety device comprises a pair of pivotally mounted counterweights linked by a pivotally attached coupling rod and a wheel that rollably engages a guide rail. The counterwe... | 10/01/2002 |
| 6386344 | Braking device A braking device including a chamber rotatably mounted on an axle, the chamber defining an inner cavity, a disc mounted on the axle in the inner cavity, the disc having opposing surfaces extending away from the axle, and a pourable material disposed in th... | 05/14/2002 |
| 6364230 | Dual-bearing reel centrifugal braking device A dual-bearing reel-braking device for minutely adjusting braking force and enabling alteration of braking-force adjustment ranges. The dual-bearing reel centrifugal braking mechanism brakes the spool under centrifugal force, and includes a cylindrical br... | 04/02/2002 |
| 6328240 | CAM adjuster mechanism for brake mechanism in fishing reel The present invention relates to a fishing reel that has a variable brake mechanism. The variable brake mechanism includes a plurality of small brake weights mounted on radially extending shafts. The brake weights are positioned within a brake race that i... | 12/11/2001 |
| 6325184 | Gravity brake A mechanical gravity brake that prevents hoisted loads within a shaft from free-falling when a loss of hoisting force occurs. A loss of hoist lifting force may occur in a number of situations, for example if a hoist cable were to break, the brakes were to... | 12/04/2001 |
| 6168106 | Remotely operable centrifugal brake A fishing reel has a frame and an operating mechanism on the frame. The operating mechanism includes a spool assembly mounted to the frame for rotation around a first axis to direct fishing line onto the spool assembly. The operating mechanism also includ... | 01/02/2001 |
| 6003798 | Adjustable brake for baitcast reel A braking apparatus for a fishing reel and a braking element assembly preferred for use in the inventive apparatus. The inventive braking apparatus comprises: a contacting structure; a plurality of braking elements for contacting the contacting structure ... | 12/21/1999 |
| 5984221 | Adjustable brake for baitcast reel A braking apparatus for a fishing reel comprising: a carrying structure for carrying a braking surface; at least one turnable cam including at least one ramp segment having an outer end and a base end; at least one interacting member, projecting from the ... | 11/16/1999 |
| 5967443 | Speed governor for a rotational drive A speed governor for a rotational drive includes a rotor arranged to be driven by the rotational drive and located within a housing having a cylindrical inner side wall and an end wall. Centrifugal brake shoes are pivotally mounted on the rotor and contac... | 10/19/1999 |
| 5950949 | Adjustable brake for baitcast reel A braking apparatus for a fishing reel comprising: a plurality of braking elements; a braking element assembly for retaining the braking elements in radial paths about a rotational axis such that a centrifugal force imparted to the braking elements by rot... | 09/14/1999 |
| 5934588 | Fishing reel with centrifugal brake A fishing reel of the multiplier type has a frame, a line spool rotatably mounted in the frame, a brake disk coaxial with the line spool and non-rotatably but axially displaceably arranged in the frame, and a brake unit connected to the line spool and ada... | 08/10/1999 |
| 5931263 | Quasi-elliptical bidirectional progressive safety An elevator safety based on having the elevator lift-rod, under the influence of the elevator governor, cause to rotate approximately elliptical cams, called quasi-elliptical cams. The cams are wider in one orientation, just as an ellipse has a major axis... | 08/03/1999 |
| 5909848 | High pressure liquid rotary nozzle with coil spring retarder A high pressure liquid nozzle housing encloses a self-rotating speed-controlled nozzle. A cylindrical sleeve in the housing forms an inwardly facing friction surface engageable by a nozzle-driven friction generating speed control mechanism to provide incr... | 06/08/1999 |
| 5865387 | Fishing reel brake device providing adjustable brake force through adjustable brake shoe In a centrifugal force-operated brake device for a fishing reel, brake shoes (20) are slidably mounted on supporting rods (19) which are turned together with the spool. The brake shoes are brought into sliding contact with the inner cylindrical surface (1... | 02/02/1999 |
| 5848781 | Balancing hoist braking system A pneumatically operated balancing hoist includes a housing forming a gas chamber, an inlet for communicating with the gas chamber, a sliding piston, and a rotatable longitudinally movable cable drum. The rotatable longitudinally movable cable drum contai... | 12/15/1998 |
| 5836535 | Towed vehicle deployment apparatus incorporating mechanical brake A towed vehicle deployment apparatus comprising a rotatable spool defining a rotor portion. The spool is rotatably connected to a stationary brake drum in a manner wherein the cylindrical outer surface of the rotor portion is disposed in sliding contact w... | 11/17/1998 |
| 5803385 | Centrifugal brake system for fishing reel A centrifugal brake system for a fishing reel is shown which has a rotatable adjusting knob 16 providing a surface 14 for engaging the shoulders 20 or 200 of a plurality of radially extendable brakes 12 to position some, all or none of those brakes radial... | 09/08/1998 |
| 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 side of the base plate and on the other on a pressure plate... | 12/30/1997 |
| 5553832 | Safety device for an air balancing hoist An air balancing hoist is described having an axially movable drum reel supported on a ball nut and screw with a piston defining a pressure chamber containing regulated air pressure acting on one end of the drum reel to counter the unwinding force of a lo... | 09/10/1996 |
| 5522581 | Balancing hoist and material handling system A pneumatically operated balancing hoist includes a housing forming a chamber therein and an inlet for communicating with the chamber. Slidably positioned in the housing is a piston. A rotating cable drum moves longitudinally within the housing with the p... | 06/04/1996 |
| 5483849 | Governor with pulley A governor is provided with a pulley comprising a casing, a pulley rotatably supported by the casing and a long member wound around the pulley. The pulley is rotated when the long member is pulled. A spring member is provided for urging the pulley in the ... | 01/16/1996 |
| 5398780 | Linear actuator with speed controlling brake An actuator suitable for use as an ejection jack for deploying an aircraft mounted ram air turbine is provided. The actuator utilizes a spring powered ballscrew operatively coupled to a centrifugally actuated brake in such a manner that the brake limits t... | 03/21/1995 |
| 5356090 | Baitcasting reel having centrifugal brake mechanism with improved adjusting control A baitcasting reel comprising a reel body including right and left side frames disposed across a spool, a side case for covering an opening defined in one side face of one of the side frames, and a centrifugal brake mechanism including a brake shoe fixed ... | 10/18/1994 |
| 5197405 | Auxiliary boat wheel apparatus A transportation and launching device for boats which can be handled by one person and which is carried with the boat during overland transportation, launching, and water operation of the boat. The device remains completely external to the boat during ope... | 03/30/1993 |
| 5031730 | Safety brake A safety brake for braking a moving member includes at least one active member co-operating by friction with a passive member. The active member is kept at a distance from the passive member by an incompressible fluid which opposes the effect of a drive e... | 07/16/1991 |
| 5012904 | Centrifugal brake and gyroscopes including same A centrifugal brake for limiting the rotational speed of a rotatable body with respect to a reference body, which brake includes a brake element movable by centrifugal force into engagement with an abutment member fixed to the reference body when the rota... | 05/07/1991 |
| 4993276 | Drive assembly with overspeed brake A drive assembly brake is mounted in the gearbox connecting a motor driven input shaft to an output shaft, the output shaft being connected by a tubing string to a submersed rotary pump. The gearbox includes an output shaft housing portion defining an oil... | 02/19/1991 |
| 4848522 | Safety device to prevent accidental unwinding of a rolling shutter or rolling overhead door wound on a shaft A safety device for preventing accidental unrolling of a rolling shutter or overhead door comprising a cogwheel which has uniformly distributed on the circumference opening outward for containing radially movable tumblers, a cage which surrounds the cogwh... | 07/18/1989 |
| 4842105 | Safety brake mechanism An acceleration-sensitive safety brake having two semi-cylindrical flyweights in a single plane, connected near the geometric center of their semi-circular cross-section to eccentric pivot pins protruding from a rotating hub for limiting the acceleration ... | 06/27/1989 |
| 4809823 | Braking device for a vehicle Braking device for a vehicle, comprising a mechanism for driving at least one friction member in frictional engagement with a rotary member to be braked, the mechanism comprising a wedge (28) movable in a first axis in order to shift an actuating member (... | 03/07/1989 |
| 4797075 | Overspeed protective gear box for a well pump A progressing cavity well pump has an overspeed brake to protect the gear box during reverse rotation. A power source rotates an input shaft of the gear box, which through a right angle drive, drives a string of rods extending into the well to the progres... | 01/10/1989 |
| 4714142 | Railway car hand brake with release governor In a hand brake mechanism for railway cars in which a chain drum is rotatable by a manually rotatable shaft connected to the chain drum by a gear train, a centrifugal governor or brake connected to an intermediate gear of the gear train reduces the speed ... | 12/22/1987 |
| 4530474 | Braking device for motor-driven reeling devices In a braking device for motor-driven reeling devices, a motor-driven reeling drum (5) cooperates with a brake (10) for braking thereof. In order to provide a simple braking device which is suitable primarily for reeling devices of a more simple type, the ... | 07/23/1985 |
| 4520998 | Safety mechanism for a hoist A cam following roller is one arm while a latching member is the other arm of a two-armed lever. The roller rides on the surface of a cam disk. The latch is supported by a spring in a released position relative to the stopping points of the sprocket as lo... | 06/04/1985 |
| 4416355 | Centrifugally controlled differential tape reel brake A centrifugally controlled differential brake uses a plurality of disc brake pads which are urged against a non-rotating braking surface. The disc brake pads are each slidably mounted on a respective one of a plurality of first support rods and spring loa... | 11/22/1983 |
