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US 2021/0262425 A1Published application
Pulsation damper
AssigneeFujikoki Corporation
InventorsHideyuki YANAGIYA, Shin YOSHIDA, Makoto SUDO
Life of this patent
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Abstract
A pulsation damper is small in size and can achieve an appropriate supporting force for a diaphragm damper. A pulsation damper accommodated in a case includes a diaphragm damper having a gas sealed therein, and a first support member and a second support member that are disposed between the case and the diaphragm damper and that hold the diaphragm damper.
Claims8
A pulsation damper accommodated in a case, the pulsation damper comprising:
- a diaphragm damper having a gas sealed therein;
- and
- a support member that is disposed between the case and the diaphragm damper and that holds the diaphragm damper,
- wherein the support member comprises an annular holding part that is provided on a peripheral edge portion thereof and that holds a peripheral edge of the diaphragm damper, a base part provided on a center part thereof, a plurality of elastically deformable beam parts that are defined by a plurality of opening portions formed in an annularly aligned manner around the base part between the holding part and the base part, each of the plurality of beam parts held by the holding part at one end and held by the base part at the other end, and a plurality of claw parts that abut on the case in an elastically deformable manner, each of the plurality of claw parts provided to extend outward from the base part between two adjacent beam parts.
1 more element
Dependencies are inferred from the claim text.