Power plants – Pressure fluid source and motor – Condition responsive control of motive fluid flow
Reexamination Certificate
2007-10-02
2007-10-02
Leslie, Michael (Department: 3745)
Power plants
Pressure fluid source and motor
Condition responsive control of motive fluid flow
C060S488000, C060S489000, C091S459000
Reexamination Certificate
active
11304466
ABSTRACT:
A bypass mechanism is provided for use in a hydrostatic transmission, to enable the user to open or close a valve between the two pressure sides of the hydraulic circuit of the transmission. An electrical mechanism is positioned to open or close the valve based on a signal which may be generated by a switch associated with the hydrostatic transmission.
REFERENCES:
patent: 3360933 (1968-01-01), Swanson et al.
patent: 3593519 (1971-07-01), Fuhrimann
patent: 3895490 (1975-07-01), Pachins
patent: 3972189 (1976-08-01), Knapp et al.
patent: 3973400 (1976-08-01), Petersen
patent: RE28953 (1976-09-01), Rubenstein
patent: 4005577 (1977-02-01), Haumaier
patent: 4209988 (1980-07-01), Langworthy et al.
patent: 4686829 (1987-08-01), Thoma et al.
patent: 4761953 (1988-08-01), Rosman
patent: 4901812 (1990-02-01), Ferguson
patent: 4941320 (1990-07-01), Kersten et al.
patent: 5010733 (1991-04-01), Johnson
patent: 5052511 (1991-10-01), Hunt
patent: 5314387 (1994-05-01), Hauser et al.
patent: 5438831 (1995-08-01), Okada
patent: 5819536 (1998-10-01), Mentink
patent: 5979270 (1999-11-01), Thoma et al.
patent: 6089364 (2000-07-01), Kunii
patent: 6122996 (2000-09-01), Hauser et al.
patent: 6145312 (2000-11-01), Hauser et al.
patent: 6206044 (2001-03-01), Gluf, Jr.
patent: 2112910 (1983-07-01), None
patent: 0414380 (1974-02-01), None
Hauser Raymond
Holder Lonnie E.
Hydro-Gear Limited Patnership
Leslie Michael
Neal Gerber & Eisenberg LLP
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