Title:
金属ベローズ型アキュムレータ
Document Type and Number:
Japanese Patent JP6774405
Kind Code:
B2
Abstract:
The amplitude of an abdomen section of a metal bellows due to vibrations is suppressed to prevent breakage of the metal bellows. A metal bellows-type accumulator 1 comprising a metal bellows 2 that divides the space in a housing 5 into a gas chamber 8 that seals a gas and a liquid chamber 9 leading to an oil port 3, is characterized in that a bellows cap 7, a seal member 14, and a seal holder 13 are provided more to the gas chamber 8 side than a free end 2b of the metal bellows 2 so that a center of gravity G of a moveable member that moves together with the expansion and contraction of the metal bellows 2 approaches the free end 2b of the metal bellows 2 as much as possible, and in that the bellows cap 7 is provided with a weighting means.
Inventors:
Matsuki Yamashita
Application Number:
JP2017519010A
Publication Date:
October 21, 2020
Filing Date:
January 10, 2017
Export Citation:
Assignee:
Eagle Industry Co., Ltd.
International Classes:
F15B1/14
Domestic Patent References:
| JP2195001A | ||||
| JP2003120601A | ||||
| JP2005351297A | ||||
| JP2006010005A | ||||
| JP2007092782A |
Attorney, Agent or Firm:
Yasushi Amasaka
Yoshihiro Sakurai
Yoshihiro Sakurai