PROBLEM TO BE SOLVED: To suppress generation of muffled sound due to movement of a vibration generating portion.SOLUTION: A vibration isolator 10 has a first mounting member 12 mounted on a vibration receiving portion, a second mounting member 16 mounted on a vibration generating portion, an elastic member 30 disposed on the second mounting member 16 and elastically connecting the first mounting member 12 and the second mounting member 16, and a rear projecting portion 48 (projecting portion) projecting toward the first mounting member 12 with respect to a rear side face 46 (outer face) opposed to the first mounting member 12 of the elastic member 30 as a reference, and a through hole 49 penetrating through the rear projecting portion 48, is formed in a direction intersecting a projecting direction of the rear projecting portion 48.SELECTED DRAWING: Figure 2
【課題】振動発生部の動きによるこもり音の発生を抑制する。【解決手段】防振装置10は、振動受部に取り付けられる第1取付部材12と、振動発生部に取り付けられる第2取付部材16と、該第2取付部材16に設けられ第1取付部材12及び第2取付部材16を弾性的に連結する弾性部材30と、該弾性部材30の第1取付部材12に対向する後側面46(外面)を基準として第1取付部材12へ向けて突出した後凸部48(凸部)と、を有し、後凸部48の突出方向と交差する方向に、後凸部48を貫通する貫通孔49が形成されている。【選択図】図2
VIBRATION ISOLATOR
防振装置
2018-10-18
Patent
Electronic Resource
Japanese