Title:
AIR SPRING AND BOGIE
Document Type and Number:
WIPO Patent Application WO/2018/073861
Kind Code:
A1
Abstract:
This air spring is provided with: an outer cylinder; an inner cylinder which is combined with the outer cylinder; a diaphragm which connects the outer cylinder and the inner cylinder, and forms an internal space between the outer cylinder and the inner cylinder; a stopper assembly which is disposed in the internal space so as to be capable of rotating on the inner cylinder, and which is capable of inhibiting excessive movement of the outer cylinder towards the inner cylinder side; a rotating mechanism which rotates the stopper assembly on the inner cylinder; and a space which is provided between the stopper assembly and the inner cylinder, and which is capable of reducing resistance when the stopper assembly is rotated.
Inventors:
SAWA TAKAYUKI (JP)
KITADA HIDEKI (JP)
URA YASUHIKO (JP)
NISHIMURA TAKEHIRO (JP)
KAMURA KEIICHIRO (JP)
SATO YOSHI (JP)
KITADA HIDEKI (JP)
URA YASUHIKO (JP)
NISHIMURA TAKEHIRO (JP)
KAMURA KEIICHIRO (JP)
SATO YOSHI (JP)
Application Number:
PCT/JP2016/080696
Publication Date:
April 26, 2018
Filing Date:
October 17, 2016
Export Citation:
Assignee:
SUMITOMO ELECTRIC INDUSTRIES (JP)
KAWASAKI HEAVY IND LTD (JP)
KAWASAKI HEAVY IND LTD (JP)
International Classes:
F16F9/05; B61F5/10; F16F9/44
Foreign References:
| JP2000035075A | 2000-02-02 | |||
| JP2001341641A | 2001-12-11 | |||
| JP2012159146A | 2012-08-23 | |||
| JP2016056826A | 2016-04-21 | |||
| JP2006194333A | 2006-07-27 | |||
| US4890823A | 1990-01-02 |
Attorney, Agent or Firm:
FUKAMI PATENT OFFICE, P.C. (JP)
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