Accumulator
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United States of America Patent
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-
Nov 16, 2021
Grant Date -
N/A
app pub date -
Jan 25, 2018
filing date -
Mar 13, 2017
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
An accumulator includes a pressure vessel and a partition portion separating an interior space of the pressure vessel into a liquid chamber and a gas chamber so that a volume ratio between the liquid chamber and the gas chamber in the pressure vessel is variable. The pressure vessel includes a first section including a thread portion for fastening the accumulator to a support member and a second section joined to the first section and formed by a single piece including a tool engagement portion capable of engaging with a tool for rotating the accumulator. The first section and the second section are fitted together by mating portions coaxial with the thread portion and the tool engagement portion.
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