Hydraulic axial piston pump

Details Hydraulic axial piston pump Hydraulic axial piston pump

2007-03-27

2007-03-27

Gartenberg, Ehud (Department: 3746)

Pumps

Three or more cylinders arranged in parallel, radial, or...

C417S415000, C417S454000, C417S176000, C137S454400

Reexamination Certificate

active

10880561

ABSTRACT:
A hydraulic axial piston pump comprising a cylinder block closed at sides by a head and by a containment casing for piston actuating a plate, an electric motor coupled to the plate, reversible locking means for a bypass valve inserted in a seat of the body and kinematically connected to a microswitch connected to the electric motor, the reversible locking means comprising a retention element insertable transversely to the seat in a receptacle formed in the body without structure discontinuity, the bypass valve head being integrated in a shell external to the body and enclosing the microswitch and the kinematic system.

REFERENCES:
patent: 4589825 (1986-05-01), Schmidt et al.
patent: 4810169 (1989-03-01), Kraenzle et al.
patent: 4851724 (1989-07-01), Polk et al.
patent: 5086975 (1992-02-01), Paige
patent: 6092998 (2000-07-01), Dexter et al.
patent: 6450777 (2002-09-01), Lynn et al.
patent: 0 793 017 (1997-09-01), None
patent: WO 97/14171 (1996-05-01), None

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