| 摘要 |
PROBLEM TO BE SOLVED: To provide a pulsation damper in which eccentricity of a diaphragm in caulking work is inhibited from occurring. SOLUTION: The pulsation damper comprises a case, a cover to be locked with the case in the outside peripheries, a diaphragm whose periphery is locked together at the time of caulking the case and the cover, and a fastener placed at the center of the diaphragm. A projection or a recess is provided in the case, and a projection or a recess is provided in the fastener. At the time when the peripheries of the case and the cover are to be caulked together with the diaphragm, the projection of the case is brought into contact with the recess of the fastener. COPYRIGHT: (C)2006,JPO&NCIPI
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