CPC F16F 9/466 (2013.01) [F16F 9/19 (2013.01); F16F 9/34 (2013.01); B62K 2025/044 (2013.01); B62K 25/08 (2013.01); F16F 2222/12 (2013.01); F16F 2228/066 (2013.01); F16F 2232/08 (2013.01); F16F 2234/02 (2013.01)] | 5 Claims |
1. A shock absorber comprising:
a cylinder;
a piston that is inserted into the cylinder so as to be movable in an axial direction and partitions an inside of the cylinder into an extension side chamber and a compression side chamber;
a piston rod that is coupled to the piston and has one end protruding to an outside of the cylinder;
a hard-side damping element that gives resistance to a flow of liquid from the extension side chamber to the compression side chamber;
an electromagnetic valve capable of changing an opening area of a bypass passage that bypasses the hard-side damping element and communicates the extension side chamber and the compression side chamber; and
a soft-side damping element provided in the bypass passage in series with the electromagnetic valve,
wherein the hard-side damping element includes an orifice and a leaf valve provided in parallel with the orifice, and
wherein the soft-side damping element includes a large-diameter orifice having an opening area larger than an opening area of the orifice.
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