Patent ID: 7114217

Claim:
A buffer to be attached to an attaching member, comprising: a grommet having a hollow tube portion, an attaching portion for holding said grommet to said attaching member, and an elastic engaging piece projecting inside said tube portion, an engaging member slidably disposed in said hollow tube portion and having engaging step portions for engaging said elastic engaging piece, a damper main member slidably disposed in said engaging member and having an abutting portion at a middle portion thereof in a longitudinal direction for abutting against said engaging member, and a first screw portion disposed above said abutting portion, and means disposed between said engaging member and said damper main member for moving said damper main member in a direction away from said engaging member and fixing said damper main member relative to said engaging member so that said damper main member projects from said grommet by a desired distance, said means comprising a collar having a second screw portion for engaging said first screw portion of said damper main member, and said collar capable of being rotated, after said collar abuts against said grommet, wherein one of said engaging member and said damper main member includes a long groove provided along a direction that the damper main member slides in the engaging member, and the other of said engaging member and said damper main member includes an elastic engaging claw engaging the long groove.