Front fork
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United States of America Patent
Stats
-
Aug 26, 2014
Grant Date -
Aug 1, 2013
app pub date -
Feb 29, 2012
filing date -
Mar 31, 2011
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A front fork includes a body side tube, an axle side tube, a damper, a reservoir, a damping force adjusting flow passage, and a solenoid valve including a spool housing portion provided at an intermediate position of the damping force adjusting flow passage, a spool valve inserted into the spool housing portion movably in an axial direction, and a solenoid that drives the spool valve in an axial direction, and configured to adjust a flow passage area of the damping force adjusting flow passage. Pressure receiving areas on opposite axial sides of the spool valve on which a pressure in an upstream side of the damping force adjusting flow passage acts are made equal. An upper arrangement passage which is arranged at least higher than the upper end of the spool housing portion is provided in a downstream side of the damping force adjusting flow passage.
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