Pressure driven motor

Details Pressure driven motor Pressure driven motor

1975-05-15

1976-12-21

Freeh, William L.

Motors: expansible chamber type

Torque responsive motive fluid control

417295, 91180, 91504, F01B 1304, F01C 2112

Patent

active

039981304

ABSTRACT:
Fluid motor means having a sectional housing containing a fluid flow passage therebetween is provided. The passage has a cross section which varies in response to load changes, along with means in the passage for varying the flow of pressure fluid to the motor in response to said load changes. Expansion or fluid chambers are preferably used to couple input and output members in a manner responsive to torque changes.

REFERENCES:
patent: 1087160 (1914-02-01), Eizermann
patent: 2346236 (1944-04-01), Rose et al.
patent: 2897767 (1959-08-01), Cordis
patent: 3014348 (1961-12-01), Mauch
patent: 3050004 (1962-08-01), Heintzmann
patent: 3431573 (1969-03-01), Frandsen

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