Title:
メタルダイアフラムダンパ
Document Type and Number:
Japanese Patent JP7146801
Kind Code:
B2
Abstract:
The present invention provides a metal diaphragm damper that is hard to fracture even when repeated stress is applied thereto. Provided is a disk-shaped metal diaphragm damper 1 that is provided with diaphragms 2, 3 each having a deformable portion 19 provided at the center and an outer circumferential fixation portion 20 formed by outer circumferential rims of the diaphragms 2, 3 and that is filled with gas inside. The deformable portion 19 is provided with: a third curved portion 24 located at the radially outward side thereof and formed to be bulged; a first curved portion 22 located radially inward of the third curved portion 24 and formed to be bulged out; and a second curved portion 23 located between the third curved portion 24 and the first curved portion 22. The second curved portion 23 includes at least one curved wall part which is formed to be dented in.
Inventors:
Toshiaki Iwa
Yoshihiro Ogawa
Yusuke Sato
Yoshihiro Ogawa
Yusuke Sato
Application Number:
JP2019555303A
Publication Date:
October 04, 2022
Filing Date:
November 20, 2018
Export Citation:
Assignee:
Eagle Industry Co., Ltd.
International Classes:
F02M59/44; F02M55/04
Domestic Patent References:
| JP2016113922A |
Foreign References:
| DE102015219537A1 | ||||
| DE102014219997A1 | ||||
| US20160298581 |
Attorney, Agent or Firm:
Kazuo Shigenobu
Takehiko Okubo
Ryoichi Mizobuchi
Yoshifumi Ishikawa
Hideki Akiba
Katata Taeko
Michihiro Hayashi
Takehiko Okubo
Ryoichi Mizobuchi
Yoshifumi Ishikawa
Hideki Akiba
Katata Taeko
Michihiro Hayashi