Title: Control valve for use with variable displacement piston pump

Abstract: For use with a variable displacement piston pump of the type including a hydrostatic bearing for transmitting a thrust load for affecting the pump output, a valve responsive to pump discharge manifold pressure for controlling the pressure in the pump chamber, and including means for insuring that the full thrust load will be taken by the hydrostatic bearing at discharge pressures less than a predetermined pressure.

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Inventors: Woodruff, Frank (New Hartford, NY, US)

Application Number: 836264
Filing Date: 1977-09-26
Publication_date: 1980-01-08
Assignee: The Bendix Corporation (Teterboro, NJ)
Primary Class(es): 137/494 137/505.15, 417/213
Other Classes:
US Patent Ref:

1067233	Jul, 1913	Adams	137/494.
1579940	Apr, 1926	Iversen	137/494.
2756771	Jul, 1956	Spencer	137/494.
3321173	May, 1967	Seger	137/505.
3675678	Jul, 1972	Lamping	137/505.

Other Refs:
Primary Examiner: Cline, William R.
Assistant Examiner:
Attorney: Cuoco; Anthony F.