Hydraulic system

Details Hydraulic system Hydraulic system

2003-07-15

2008-11-04

Lopez, F. Daniel (Department: 3745)

Power plants

Pressure fluid source and motor

With control means for structure storing work driving energy

C060S474000

Reexamination Certificate

active

07444808

ABSTRACT:
The invention concerns a hydraulic system comprising at least one hydraulic drive means (1), a conduit system (10) connected to the hydraulic drive means for conveying hydraulic liquid to and from the hydraulic drive means, where the conduit system comprises a conduit circuit (11) containing hydraulic liquid, connected to the hydraulic drive means, a pump (12) for generating a flow of hydraulic fluid in the conduit system and a motor (13) to power the pump. The pump (12) is arranged to control the flow of hydraulic liquid in said circuit (11), and the hydraulic drive means (1) is controllable substantially only by controlling the flow of hydraulic liquid in said circuit (11) by means of the pump (12).

REFERENCES:
patent: 3903698 (1975-09-01), Gellatly et al.
patent: 4761954 (1988-08-01), Rosman
patent: 4961316 (1990-10-01), Corke et al.
patent: 5144801 (1992-09-01), Scanderbeg et al.
patent: 5329767 (1994-07-01), Hewett
patent: 4328906 (1995-03-01), None
patent: 10021823 (2001-11-01), None
patent: 1213486 (2002-06-01), None

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