Assignee
WARNER ELECTRIC BRAKE & CLUTCH
39 granted patents·1,286 citations·filing 1974–1985
Top patents by PatentIndex Score
39 records- 0197US4286701AAmplifying clutchWARNER ELECTRIC BRAKE & CLUTCH·Filed 1979·Granted Sep 1, 1981·60 cites·10 claims
- 0295US4201281AElectromagnetic clutch having a contractible friction shoeWARNER ELECTRIC BRAKE & CLUTCH·Filed 1978·Granted May 6, 1980·45 cites·11 claims
- 0393US4493407AArmature assembly for an electromagnetic clutchWARNER ELECTRIC BRAKE & CLUTCH·Filed 1981·Granted Jan 15, 1985·67 cites·1 claims
- 0492US4509091AMethods and apparatus for controlling the engagement of gap-type electromagnetic couplingsWARNER ELECTRIC BRAKE & CLUTCH·Filed 1984·Granted Apr 2, 1985·39 cites·23 claims
- 0592US4207483AStep motor with circumferential stators on opposite sides of disc-like rotorWARNER ELECTRIC BRAKE & CLUTCH·Filed 1978·Granted Jun 10, 1980·52 cites·22 claims
- 0692US4074179APosition detection methods and apparatus for stepping motorsWARNER ELECTRIC BRAKE & CLUTCH·Filed 1975·Granted Feb 14, 1978·50 cites·55 claims
- 0792US3984711AVariable reluctance step motor with permanent magnetsWARNER ELECTRIC BRAKE & CLUTCH·Filed 1975·Granted Oct 5, 1976·121 cites·3 claims
- 0891US4567975AApparatus and method for controlling the engagement of a gap-type electromagnetic coupling and for alleviating engagement noiseWARNER ELECTRIC BRAKE & CLUTCH·Filed 1984·Granted Feb 4, 1986·58 cites·38 claims
- 0991US4066996ABreakaway protection for electrically controlled trailer brakesWARNER ELECTRIC BRAKE & CLUTCH·Filed 1976·Granted Jan 3, 1978·28 cites·5 claims
- 1090US4250762AActuator having a drive screw and a selectively rotatable nutWARNER ELECTRIC BRAKE & CLUTCH·Filed 1979·Granted Feb 17, 1981·42 cites·9 claims
- 1189US4673073ACentrifugal spring clutchWARNER ELECTRIC BRAKE & CLUTCH·Filed 1985·Granted Jun 16, 1987·39 cites·10 claims
- 1289US4187939AArmature assembly for electromagnetic couplingWARNER ELECTRIC BRAKE & CLUTCH·Filed 1977·Granted Feb 12, 1980·42 cites·6 claims
- 1387US4369011APreloaded ball screw assemblyWARNER ELECTRIC BRAKE & CLUTCH·Filed 1980·Granted Jan 18, 1983·56 cites·5 claims
- 1487US4052695ABreakaway protection for electrically controlled trailer brakesWARNER ELECTRIC BRAKE & CLUTCH·Filed 1976·Granted Oct 4, 1977·26 cites·8 claims
- 1584US4266437ABall screw and nut assemblyWARNER ELECTRIC BRAKE & CLUTCH·Filed 1979·Granted May 12, 1981·54 cites·5 claims
- 1684US4213521AClutch-brake assembly for rotary implementsWARNER ELECTRIC BRAKE & CLUTCH·Filed 1976·Granted Jul 22, 1980·40 cites·14 claims
- 1783US4160498AElectromagnetic couplingWARNER ELECTRIC BRAKE & CLUTCH·Filed 1977·Granted Jul 10, 1979·27 cites·6 claims
- 1882US4418811AClutch with fail-safe helical springWARNER ELECTRIC BRAKE & CLUTCH·Filed 1981·Granted Dec 6, 1983·23 cites·5 claims
- 1981US4496922AElectromagnetically released couplingWARNER ELECTRIC BRAKE & CLUTCH·Filed 1983·Granted Jan 29, 1985·24 cites·8 claims
- 2081US4445606AArmature assembly for electromagnetic couplingWARNER ELECTRIC BRAKE & CLUTCH·Filed 1981·Granted May 1, 1984·47 cites·9 claims
- 2181US4321992AWrap spring coupling with improved springWARNER ELECTRIC BRAKE & CLUTCH·Filed 1980·Granted Mar 30, 1982·38 cites·7 claims
- 2279US3966024AHelical spring clutchWARNER ELECTRIC BRAKE & CLUTCH·Filed 1975·Granted Jun 29, 1976·22 cites·4 claims
- 2373US4222614ASurge control for electrical trailer brakesWARNER ELECTRIC BRAKE & CLUTCH·Filed 1979·Granted Sep 16, 1980·16 cites·6 claims
- 2473US4210890AField assembly for an electromagnetWARNER ELECTRIC BRAKE & CLUTCH·Filed 1978·Granted Jul 1, 1980·22 cites·9 claims
- 2571US4626719AStepping motor having rotor with axially spaced sectionsWARNER ELECTRIC BRAKE & CLUTCH·Filed 1980·Granted Dec 2, 1986·37 cites·6 claims
- 2670US4515251AElectromagnetic brake with improved armature mountingWARNER ELECTRIC BRAKE & CLUTCH·Filed 1983·Granted May 7, 1985·24 cites·11 claims
- 2770US4344056AElectromagnet with replaceable friction faceWARNER ELECTRIC BRAKE & CLUTCH·Filed 1980·Granted Aug 10, 1982·19 cites·12 claims
- 2870US4286793AIce breaking and mud deflecting device for a ball screw and nut assemblyWARNER ELECTRIC BRAKE & CLUTCH·Filed 1979·Granted Sep 1, 1981·25 cites·7 claims
- 2968US4156478AElectrically released electromagnetic friction brakeWARNER ELECTRIC BRAKE & CLUTCH·Filed 1977·Granted May 29, 1979·17 cites·5 claims
- 3067US4209213ABrush holder and slip ring assemblyWARNER ELECTRIC BRAKE & CLUTCH·Filed 1978·Granted Jun 24, 1980·23 cites·11 claims
- 3166US4172242AElectromagnet for use with a brake or the likeWARNER ELECTRIC BRAKE & CLUTCH·Filed 1978·Granted Oct 23, 1979·16 cites·13 claims
- 3263US4330054AAmplifying clutch with radially contractible shoeWARNER ELECTRIC BRAKE & CLUTCH·Filed 1980·Granted May 18, 1982·14 cites·4 claims
- 3361US4388988AAnti-kickback clutch-brake unitWARNER ELECTRIC BRAKE & CLUTCH·Filed 1981·Granted Jun 21, 1983·13 cites·4 claims
- 3461US4191283AHelical spring coupling with programmable control collarWARNER ELECTRIC BRAKE & CLUTCH·Filed 1978·Granted Mar 4, 1980·18 cites·7 claims
- 3554US4014412AElectrically controlled brake with improved anti-rotation bracket for magnetWARNER ELECTRIC BRAKE & CLUTCH·Filed 1976·Granted Mar 29, 1977·10 cites·8 claims
- 3653US3978948ANeutral-type electromagnetic clutch-brake unitWARNER ELECTRIC BRAKE & CLUTCH·Filed 1975·Granted Sep 7, 1976·10 cites·3 claims
- 3748US4004663AElectrically controlled brake assembly with non-cocking operating armWARNER ELECTRIC BRAKE & CLUTCH·Filed 1976·Granted Jan 25, 1977·10 cites·4 claims
- 3841US4187603AMethod of making an electrically released electromagnetic friction brakeWARNER ELECTRIC BRAKE & CLUTCH·Filed 1978·Granted Feb 12, 1980·7 cites·2 claims
- 3930US3978947AClutch brake unitWARNER ELECTRIC BRAKE & CLUTCH·Filed 1974·Granted Sep 7, 1976·5 cites·12 claims
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