Power plants – Pressure fluid source and motor – Condition responsive control of motive fluid flow
Patent
1989-02-24
1990-02-13
Look, Edward K.
Power plants
Pressure fluid source and motor
Condition responsive control of motive fluid flow
60487, 180307, F16D 3900
Patent
active
048995410
ABSTRACT:
An axle driving apparatus which fixes a hydraulic pump and a hydraulic motor constituting a hydrostatic transmission to one of laterally dividable transmission casings, and provides check valves capable of sacking operating oil used in the hydrostatic transmission and also used as lubricating oil in the transmission casing, so that both the check valves are open to allow the hydraulic motor to freely rotate when the apparatus hauls a tractor, the transmission casing and hydrostatic transmission being compact to be disposed.
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patent: 3687212 (1972-08-01), Forster
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patent: 3944010 (1976-03-01), Winter et al.
patent: 4627237 (1986-12-01), Hutson
patent: 4781259 (1988-11-01), Yamaoka et al.
Fujisaki Koichiro
Okada Hideaki
Kanzaki Kokyukoki Mfg. Co. Ltd.
Look Edward K.
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