Title:
DAMPING VALVE FOR SHOCK ABSORBER
Document Type and Number:
WIPO Patent Application WO/2012/014618
Kind Code:
A1
Abstract:
A damping valve for a shock absorber, provided with: a valve disc for defining the interior of a cylinder in which a working fluid is sealed; a port formed in the valve disc and connecting fluid chambers defined by the valve disc; an annular leaf valve capable of moving in the direction of the axis of the valve disc, the leaf valve being stacked on the valve disc and opening and closing the port according to the pressure difference between the fluid chambers; and a pressing mechanism for pressing the leaf valve in the direction in which the leaf valve closes the port. The pressing mechanism is provided with: a shaft member consisting of a non-magnetic material and having the leaf valve slidablty disposed on the outer periphery thereof; and a movable magnet slidably disposed on the outer periphery of the shaft member and pressing, utilizing the magnetic force thereof, the leaf valve toward the valve disc.
Inventors:
MURATA TAKAO (JP)
Application Number:
PCT/JP2011/064904
Publication Date:
February 02, 2012
Filing Date:
June 29, 2011
Export Citation:
Assignee:
KAYABA INDUSTRY CO LTD (JP)
MURATA TAKAO (JP)
MURATA TAKAO (JP)
International Classes:
F16F9/348
Foreign References:
| JP2008275126A | 2008-11-13 | |||
| JP2006132554A | 2006-05-25 | |||
| JP2007263325A | 2007-10-11 | |||
| JPH09291961A | 1997-11-11 | |||
| JP2010168784A | 2010-07-28 | |||
| JP2010168785A | 2010-07-28 |
Other References:
See also references of EP 2600028A4
Attorney, Agent or Firm:
GOTO, MASAKI (JP)
Masaki Goto (JP)
Masaki Goto (JP)
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Claims: