ACCUMULATOR

摘要

PROBLEM TO BE SOLVED: To suppress vibration noises of an accumulator 1 having an oil pressure in the range of a filled gas pressure or lower and reduce the size of the accumulator. SOLUTION: The accumulator 1 comprises an operating member 5 including a bellows 6 arranged in a housing 2 for partitioning the housing 2 into a pressure filled chamber 8 and a pressure flow-in chamber 9 and a fluid inlet 15 provided in an end wall portion 3a of the housing 2 for introducing a pressure fluid from a system side to the pressure flow-in chamber 9. A chamber forming member 17 is fixed inside the housing 2 and a chamber 18 and a restriction 19 are provided between the chamber forming member 17 and the end wall portion 3a of the housing 2.