Sachs-Systemtechnik GmbH

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
4971183 Device for the automatic actuation of a friction clutchExpiredOct 11, 88Nov 20, 90[B60K]
4907474 Mechanical torque converterExpiredOct 07, 88Mar 13, 90[F16H]
4854433 Automatic clutch actuation system with program control using plural function generatorsExpiredApr 05, 83Aug 08, 89[B60K]
4852419 Control device, in particular for a motor-vehicle friction clutchExpiredFeb 26, 88Aug 01, 89[F16D, F16H]
4842113 System for controlling the free-wheeling release operation of a motor vehicle clutchExpiredFeb 08, 83Jun 27, 89[B60K]
4796718 Drive slip control system for a motor vehicleExpiredJul 28, 86Jan 10, 89[B60K]
4734693 Switch lock installationExpiredJul 18, 85Mar 29, 88[G06F, E05B, G06K]
4651686 High-speed, port-controlled, two-stroke internal combustion engine with crankcase scavengingExpiredMar 12, 84Mar 24, 87[F02B]
4630345 Method for manufacturing a cylinder unit for a cylinder piston combustion engineExpiredMar 21, 84Dec 23, 86[B23P, B29B, F02F]
4624351 Friction disc clutch for a motor vehicleExpiredDec 11, 84Nov 25, 86[F02N, F16D, F16F]
4591034 Controllable drive for a movable releaser of a motor vehicle friction clutchExpiredJun 13, 84May 27, 86[F16D]
4591039 Clutch release group for a rotary clutch assemblyExpiredFeb 28, 83May 27, 86[F16D, F01B, F16J]
4562711 Magnetically coded locking systemExpiredMay 17, 84Jan 07, 86[E05B]
4509625 Automatic friction clutches and controls thereforExpiredJul 21, 81Apr 09, 85[F16D]
4501348 Torsional oscillation damper with laterally displaceable damper memberExpiredJul 23, 82Feb 26, 85[F16D]
4485906 Torsional vibration damper, particularly for the clutch disk of a motor vehicle friction disk clutchExpiredJul 20, 82Dec 04, 84[F16D]
4474274 Motor vehicle clutch with an inductive signal transmission between a sensor on the clutch and a stationary indicatorExpiredNov 13, 81Oct 02, 84[F01P, F16D, F16F]
4434879 System for automatic actuation of a motor vehicle clutchExpiredJul 20, 81Mar 06, 84[B60K]
4415619 Workpiece paletteExpiredNov 17, 80Nov 15, 83[B65D, B32B]
4391048 Elastic sole for a shoe incorporating a spring memberExpiredDec 16, 80Jul 05, 83[A43B]

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