JPS64737U

JPS64737U -

Info

Publication number: JPS64737U
Application number: JP9408387U
Authority: JP
Priority date: 1987-06-19
Filing date: 1987-06-19
Publication date: 1989-01-05

Description

[Brief explanation of drawings]

第１図は本考案にかかる油圧緩衝器の一部破断
断面図、第２図は同緩衝器の要部拡大断面図、第
３図は他の実施例にかかる緩衝器の要部拡大断面
図、第４図は従来の油圧緩衝器の要部断面図であ
る。尚、図面中、１はボトムケース、２はシートパ
イプ、２ａ，２ｂは段部、３はフオークパイプ、
４はオイルロツクカラー、５はリバウンドシート
、６はフリーバルブ、７はリバウンドスプリング
、９，１１はピストンである。 Fig. 1 is a partially broken sectional view of a hydraulic shock absorber according to the present invention, Fig. 2 is an enlarged sectional view of the main part of the same shock absorber, and Fig. 3 is an enlarged sectional view of the main part of a shock absorber according to another embodiment. , FIG. 4 is a sectional view of a main part of a conventional hydraulic shock absorber. In addition, in the drawing, 1 is a bottom case, 2 is a seat pipe, 2a, 2b are steps, 3 is a fork pipe,
4 is an oil lock collar, 5 is a rebound seat, 6 is a free valve, 7 is a rebound spring, and 9 and 11 are pistons.

Claims

[Scope of utility model registration request]

In a hydraulic shock absorber in which a fork pipe is slidably fitted between a bottom case and a seat pipe, and a rebound spring is interposed between the fork pipe and the seat pipe, a hydraulic shock absorber is formed on the upper peripheral edge of the seat pipe. A rebound spring mounting structure for a hydraulic shock absorber, characterized in that a piston that slides in contact with the upper end of the rebound spring and the inner peripheral surface of the fork pipe is fitted into the stepped portion, and the upper end of the rebound spring is fixed to the seat pipe.