192 clutches and power-stop control – Clutches – Operators
Reexamination Certificate
2007-04-27
2010-12-07
Le, David D (Department: 3655)
192 clutches and power-stop control
Clutches
Operators
C060S478000
Reexamination Certificate
active
07845481
ABSTRACT:
A clutch operating system includes a clutch pedal; a clutch master cylinder that generates hydraulic pressure by operation of the clutch pedal; a clutch release cylinder that operates the clutch by the hydraulic pressure; and a clutch fluid reservoir that stores fluid. The clutch master cylinder includes a cylinder with a wide section, an intermediate section, and a narrow section; a piston in the cylinder, with an intermediate section that fits in the intermediate cylinder section, and a narrow section that fits in the narrow cylinder section; a reservoir fluid line fluidly communicating the clutch fluid reservoir and the clutch master cylinder; an operating fluid line fluidly communicating the clutch release cylinder and the clutch master cylinder; a return spring providing a restoring force to the piston; and a piston rod that delivers movement of a clutch pedal to the piston.
REFERENCES:
patent: 2101772 (1937-12-01), Baughn
patent: 3291350 (1966-12-01), Malec
patent: 5127506 (1992-07-01), Muller et al.
patent: 10-2000-0058571 (2000-10-01), None
Dodd Ryan
Kia Motors Corporation
Le David D
Morgan & Lewis & Bockius, LLP
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