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Patent Searching and Data


Title:
DAMPER
Document Type and Number:
WIPO Patent Application WO/2016/010066
Kind Code:
A1
Abstract:
A damper (S) is provided with: an expansion-side passage (2A) and a compression-side passage (2B) which are formed in a valve disk (1) to communicate two rooms (L1 and L2) and located alternately in a circumferential direction; a seat (3A, 3B) surrounding an outlet (12) of the expansion-side passage (2A) or an outlet (15) of the compression-side passage (2B); and a valve body (4A, 4B). The seat (3A, 3B) is provided with: an arc-shaped outer seat portion (30); an intermediate seat portion (31) extending from each of the circumferential ends of the outer seat portion (30) toward a center axis (X) of a piston (1); and an inner seat portion (32) extending from a center axis (X) side end of an intermediate seat portion (31) to a seat portion on the opposite side in a circumferential direction so as to connect to the adjacent intermediate seat portions (31). The inner seat portion (32) is provided on a straight line (Y) connecting center axis (X) side ends of the intermediate seat portion (31).

Inventors:
KUROIWA ISAO (JP)
Application Number:
PCT/JP2015/070240
Publication Date:
January 21, 2016
Filing Date:
July 15, 2015
Export Citation:
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Assignee:
KYB CORP (JP)
International Classes:
F16F9/348
Foreign References:
JPH11166573A1999-06-22
JP2013068329A2013-04-18
JP2010169107A2010-08-05
JP2000055103A2000-02-22
JP2009281488A2009-12-03
Other References:
See also references of EP 3171052A4
Attorney, Agent or Firm:
GOTO, Masaki et al. (JP)
Masaki Goto (JP)
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