Hydraulic cylinder with integrated accumulator

Details Hydraulic cylinder with integrated accumulator Hydraulic cylinder with integrated accumulator

2006-09-12

2006-09-12

Lazo, Thomas E. (Department: 3745)

Power plants

Pressure fluid source and motor

With control means for structure storing work driving energy

C060S415000

Reexamination Certificate

active

07104052

ABSTRACT:
A hydraulic cylinder assembly includes a hydraulic cylinder and an integral concentric accumulator. The hydraulic cylinder has a first piston surface for extending the cylinder, a second piston surface for retracting the cylinder and a third piston surface in dedicated communication with the accumulator.

REFERENCES:
patent: 2163982 (1939-06-01), Mereier
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patent: 3869861 (1975-03-01), Case et al.
patent: 5034184 (1991-07-01), Stevens et al.
patent: 7047734 (2006-05-01), Tosen et al.
patent: 1 227 353 (1971-04-01), None
patent: 2 097 860 (1982-11-01), None
patent: 2002372008 (2002-12-01), None
Communication from European Patent Office, May 11, 2006, 6 pages.

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