Title:
FRONT FORK
Document Type and Number:
WIPO Patent Application WO/2010/038843
Kind Code:
A1
Abstract:
A front fork, wherein the spring force of a suspension spring (S, S100) housed in a fork body can be adjusted by lifting and lowering the upper end of the suspension spring (S, S100) by drive of a jack mechanism housed in the fork body. In the jack mechanism, a pressure chamber (R3, R103) is defined by a piston member (12, 113) and a cap member (11, 111) closing an opening in the upper end of a vehicle body-side tube (1, 101). The piston member (12, 113) is lifted and lowered by supplying and discharging pressurized oil from the pressure chamber (R3, R103), and this lifts and lowers the upper end of the suspension spring (S1. S100).
Inventors:
MOCHIZUKI TAKAHISA (JP)
Application Number:
PCT/JP2009/067202
Publication Date:
April 08, 2010
Filing Date:
September 25, 2009
Export Citation:
Assignee:
KAYABA INDUSTRY CO LTD (JP)
MOCHIZUKI TAKAHISA (JP)
MOCHIZUKI TAKAHISA (JP)
International Classes:
F16F9/46; B62K25/08; F16F9/32
Foreign References:
| JPH048934A | 1992-01-13 | |||
| JP2002061698A | 2002-02-28 | |||
| JPS58188283U | 1983-12-14 | |||
| JPH03140645A | 1991-06-14 | |||
| JPH09133173A | 1997-05-20 | |||
| JPH08296692A | 1996-11-12 | |||
| JPH048934A | 1992-01-13 | |||
| JP2008014431A | 2008-01-24 |
Other References:
See also references of EP 2330314A4
Attorney, Agent or Firm:
GOTO, MASAKI (JP)
Masaki Goto (JP)
Masaki Goto (JP)
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