摘要 |
A pressure damping device includes: a cylinder; a piston provided movably in the cylinder in an axial direction of the cylinder, and formed to have a plurality of channels for liquid; a moving and partitioning member located between the piston and the cylinder, and provided movably from one end to the other end in the axial direction of a movable region provided in the piston, and configured to partition a space in the cylinder into a first liquid chamber and a second liquid chamber for storing the liquid; a first opening and closing member configured to open and close an opening in at least a part of the plurality of channels of the piston and open the opening; and a second opening and closing member configured to open and close an opening in at least a part of the plurality of channels and open the opening. |