Title:
MICROVALVE FOR ELECTRONICALLY CONTROLLED TRANSMISSION
Document Type and Number:
WIPO Patent Application WO2001098688
Kind Code:
A3
Abstract:
A microvalve device (825) for controlling fluid flow in a fluid circuit. The microvalve device comprises a body (842) having a cavity (844, 846) formed therein. An electronically controlled automatic transmission, comprising a microvalve device selectively operable to control passage of pressurized hydraulic fluid from the source to the one of a hydraulically operated brake band and a hydraulically operated clutch to operate the one of a hydraulically operated brake band and a hydraulically operated clutch.
Inventors:
HUNNICUTT HARRY A (US)
FULLER E NELSON (US)
FULLER E NELSON (US)
Application Number:
PCT/US2001/019694
Publication Date:
March 28, 2002
Filing Date:
June 20, 2001
Export Citation:
Assignee:
KELSEY HAYES CO (US)
HUNNICUTT HARRY A (US)
FULLER E NELSON (US)
HUNNICUTT HARRY A (US)
FULLER E NELSON (US)
International Classes:
F15C5/00; F16H61/02; F16H61/00; F16K99/00; (IPC1-7): F16H61/02; F15C5/00
Foreign References:
| GB2284026A | 1995-05-24 | |||
| EP0499047A1 | 1992-08-19 | |||
| US6019437A | 2000-02-01 | |||
| DE4041579A1 | 1992-06-25 | |||
| US5913577A | 1999-06-22 | |||
| US4535816A | 1985-08-20 |
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