Pipes and tubular conduits – With pressure compensators – Variable capacity chambers
Patent
1982-09-27
1984-05-15
Shepperd, John W.
Pipes and tubular conduits
With pressure compensators
Variable capacity chambers
F16L 5504
Patent
active
044482175
ABSTRACT:
The present invention relates to a hydraulic accumulator and particularly to a low cost pressure accumulator having improved life cycle and operating characteristics. More particularly, the invention pertains to a hydraulic accumulator wherein means are provided for prolonging the bladder life and effecting an improved seal at the oil port end of the device.
REFERENCES:
patent: 2351761 (1944-06-01), Hanna
patent: 2931392 (1960-04-01), Mercier
patent: 3138176 (1964-06-01), Mercier
patent: 3580290 (1971-05-01), Sugimura
Colvin Arthur B.
Shepperd John W.
The Normand Trust
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