Suspension apparatus

Details Suspension apparatus Suspension apparatus

2007-09-25

2007-09-25

Torres, Melanie (Department: 3683)

Spring devices

Vehicle

Comprising compressible fluid

C280S006159

Reexamination Certificate

active

11204105

ABSTRACT:
A suspension apparatus for use in a vehicle including a body, a body-side member, a wheel, and a wheel-side member, the apparatus including a hydraulic suspension device which is adapted to be provided between the body-side member and the wheel-side member; a first accumulator which is connected to the hydraulic suspension device via a liquid passage and which allows a hydraulic liquid to flow from the liquid passage into the first accumulator when a pressure of the hydraulic liquid in the liquid passage exceeds a first pre-set liquid pressure, the liquid passage including a first portion which is located between an intermediate point thereof and the hydraulic suspension device, and a second portion which is located between the intermediate point thereof and the first accumulator; and a second accumulator which is connected, via a connection passage shorter than the second portion of the liquid passage, to the intermediate point of the liquid passage and which allows the hydraulic liquid to flow from the liquid passage into the second accumulator when the pressure of the hydraulic liquid in the liquid passage exceeds a second pre-set liquid pressure higher than the first pre-set liquid pressure.

REFERENCES:
patent: 3527452 (1970-09-01), Hausenblas et al.
patent: 4478431 (1984-10-01), Muller et al.
patent: 5364081 (1994-11-01), Hartl
patent: A 60-193708 (1985-10-01), None
patent: A 61-021814 (1986-01-01), None
patent: A 63-49512 (1988-03-01), None
patent: A 63-78806 (1988-04-01), None
patent: A 63-130419 (1988-06-01), None

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