Title:
DAMPER ASSEMBLY
Document Type and Number:
WIPO Patent Application WO/2012/091277
Kind Code:
A3
Abstract:
The present invention relates to a damper assembly in which a deformable member having a bellows structure covers an opening of a cylinder. The damper assembly includes: a cylinder (100) having a space in which a fluid is filled, wherein the cylinder (100) has an open end; a slidable piston (110) disposed within the cylinder (100); a deformable member (120) disposed at the open end of the cylinder (100) so as to cover the open end of the cylinder (100), the inner volume of the deformable member (120) being variable; a flow hole (130) passing through the piston (110) so as to guide the fluid, such that the fluid flows through the piston (110); an opening/closing part (140) selectively opening or closing the flow hole (130); and an opening/closing member (150) disposed at a side of the piston (110) so as to force the opening/closing part (140) to cover the flow hole (130). According to the present invention, a compact damper may be provided to improve working efficiency.
Inventors:
LEE YOUNGMAN (KR)
Application Number:
PCT/KR2011/008353
Publication Date:
August 23, 2012
Filing Date:
November 04, 2011
Export Citation:
Assignee:
SAMWOO CORP (KR)
LEE YOUNGMAN (KR)
LEE YOUNGMAN (KR)
International Classes:
F16F9/36; F16F9/32
Foreign References:
| JPS5635952U | 1981-04-07 | |||
| JPS5438475A | 1979-03-23 | |||
| KR200162778Y1 | 1999-12-15 | |||
| JP2009293664A | 2009-12-17 | |||
| JPS61179435U | 1986-11-08 |
Attorney, Agent or Firm:
NAMCHON PATENT& LAW FIRM (Doryeom Bldg 60, Doryeom-dong, Jongno-gu, Seoul 110-051, KR)
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Claims: