192 clutches and power-stop control – Clutch and gear
Reexamination Certificate
2008-11-26
2011-11-08
Le, David D (Department: 3655)
192 clutches and power-stop control
Clutch and gear
C192S084600, C074S089140, C074S425000
Reexamination Certificate
active
08051965
ABSTRACT:
A clutch actuator is configured to change operational force applied to a clutch in cases that a worm wheel is rotated by a motor. The clutch actuator may include a motor provided with a rotatable worm shaft, a screw thread formed along an exterior circumference of the worm shaft, a worm wheel provided with a worm gear engaging the screw thread, and a cam recess, an operation rod mounted to the worm wheel, the operation rod configured to engage or release a clutch, and a rotatable operation unit disposed within the cam recess, and configured to apply elastic force to the worm wheel. Methods of using the clutch actuator are also described.
REFERENCES:
patent: 4852419 (1989-08-01), Kittel et al.
patent: 4878396 (1989-11-01), Grunberg
patent: 5678673 (1997-10-01), Borschert et al.
Cha Woo Jin
Hwang Han Ho
Kim Il Soo
Kim Young Kwang
Nam Kwang Soo
Hyundai Mobis
Hyundai Motor Company
Kia Motors Corporation
Le David D
Morgan & Lewis & Bockius, LLP
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