Hydraulic accumulator

Details Hydraulic accumulator Hydraulic accumulator

2005-10-25

2005-10-25

Brinson, Patrick (Department: 3754)

Pipes and tubular conduits

With pressure compensators

Variable capacity chambers

C138S031000, C138S026000, C303S087000, C220S721000

Reexamination Certificate

active

06957669

ABSTRACT:
A hydraulic accumulator A to be removably attached to a support member includes a liquid chamber R2bhaving a predetermined volume even when no pressurized operating liquid is accumulated, and communicating with a liquid inflow port Pi and a liquid outflow port Po, which are disposed below the liquid chamber R2b. A liquid-chamber-R2b-side end of an outflow passageway So connecting the liquid chamber R2band the liquid outflow port Po opens to an upper portion of the liquid chamber R2b. Further, an inflow passageway Si connecting the liquid chamber R2band the liquid inflow port Pi is coaxially disposed within the outflow passageway So, and a liquid-chamber-R2b-side end of the inflow passageway Si opens to the upper portion of the liquid chamber R2b.

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