Title:
DAMPER
Document Type and Number:
WIPO Patent Application WO/2019/188807
Kind Code:
A1
Abstract:
Provided is a damper having excellent load response characteristics. This damper 10 is configured to comprise: a cylinder 20; a rod 30 including a first engagement part 34 at the leading end; and a piston 50 made of an elastic resin material, wherein the piston 50 includes a protruding part 53 which protrudes at a base end part located on the base end side of the rod and which is constantly in pressure-contact with the inner circumference of the cylinder 20, and the first engagement part 34 of the rod 30 abuts on another end part 52 of the piston 50 at the time of braking of the damper, so that an axial compression force acts on the piston 50 between the first engagement part 34 and the protruding part 53 which is in pressure-contact with the inner circumference of the cylinder 20.
Inventors:
KATO KOUICHI (JP)
Application Number:
PCT/JP2019/012150
Publication Date:
October 03, 2019
Filing Date:
March 22, 2019
Export Citation:
Assignee:
PIOLAX INC (JP)
International Classes:
F16F9/508; F16F7/09; F16F9/02; F16F9/516
Domestic Patent References:
| WO2007143760A1 | 2007-12-21 | |||
| WO2015093548A1 | 2015-06-25 |
Foreign References:
| US20120175830A1 | 2012-07-12 | |||
| US20120091641A1 | 2012-04-19 | |||
| JPS52111894U | 1977-08-25 |
Attorney, Agent or Firm:
SATO & ASSOCIATES (JP)
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