Accumulator
AssigneeNok Corporation
InventorsAkio Yuda, Toshiaki Kitahara
Life of this patent
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Abstract
An accumulator (1) capable of suppressing a hydraulic pressure vibrating noise in the range of a sealed gas pressure or below and being reduced in size, wherein an operating member (5) having a bellows (6) is disposed in a housing (2) to partition the inside of the housing (2) into a pressure sealed chamber (8) and a pressure inflow chamber (9) and a fluid inlet (15) for leading pressure fluid from a system side to the pressure inflow chamber (9) is formed in the end wall part (3a) of the housing (2), a chamber forming member (17) is fixed to the inside of the housing (2), and a chamber (18) and a choke (19) are provided between the chamber forming member (17) and the end will part (3a) of the housing (2).
Claims8
An accumulator in which an operating member (5) including a bellows (6) is disposed inside a housing (2) so as to partition the interior of the housing (2) into a pressure sealing chamber (8) and a pressure flow-in chamber (9) while an end wall portion (3a) of the housing (2) is provided with a fluid inlet (15) for introducing a pressurized fluid from the system side into the pressure flow-in chamber (9),
- a chamber forming member (17) being fixed inside the housing (2) so that a chamber (18) and a constriction (19) are provided between the chamber forming member (17) and an end wall portion (3a) of the housing (2).
Dependencies are inferred from the claim text.