JPS6119146U

JPS6119146U - External gap automatic adjustment device

Info

Publication number: JPS6119146U
Application number: JP10244384U
Authority: JP
Inventors: 郁雄桐原; 秋夫根岸
Original assignee: 曙ブレーキ工業株式会社
Priority date: 1984-07-09
Filing date: 1984-07-09
Publication date: 1986-02-04
Also published as: JPH0135003Y2

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of the drawing]

第１図はこの考案の第一実施例を示す平面図、第２図は
第１図のＢ−Ｂ線要部断面図、第３図は同じく第二実施
例を示す要部平面図、第４図は第３図のＣ−Ｃ線要部断
面図、第５図は同じく第三実施例を示す要部平面図、第
６図は第５図のＤＤ線要部断面図、第７図は同じく第四
実施例を示す要部平面図、第８図は第７図のＥ−Ｅ線断
面図、第９図は同じく第五実施例を示す要部平面図、第
１０図は第９図のＦ−Ｆ’線断面図、第１１図は同じく
第六実施例を示す要部平面図、第１２図は第１１図のＧ
−Ｇ線断面図、第１３図は同じく要部底面図、第１４図
は従来構造の平面図、第１６図は同じく要蔀断面図であ
る。１：ホイールシリンダ本体、２：ピストン、４：アジャ
スタギヤ、６：アジャスタスクリュ、７：アジャスタレ
バー、７ａｔ１ｂ９７ｄ：切欠き、７ｃ：側面、
９：ブラケット、９ａ，９ｃ：，切欠き、９ｄ：側面、
１０：オーバトラベルスプリング、ｌｅａ，１０ｂ：係
止部、１３：リンク、１４：案内機構、１５，１６，１
７：ピン、１８：折立縁、１８ａ：二又部、１９：折曲
げ支持片、１９ａ：側面、２０：係合片。Fig. 1 is a plan view showing the first embodiment of this invention, Fig. 2 is a sectional view of the main part taken along line B-B in Fig. 1, and Fig. 3 is a plan view of the main part showing the second embodiment. 4 is a cross-sectional view of the main part taken along the line C-C in FIG. 3, FIG. 5 is a plan view of the main part showing the third embodiment, FIG. 6 is a cross-sectional view of the main part taken along the line DD in FIG. 5, and FIG. 8 is a sectional view taken along the line E-E in FIG. 7, FIG. 9 is a plan view of the main portion similarly showing the fifth embodiment, and FIG. 11 is a plan view of the main part showing the sixth embodiment, and FIG. 12 is a sectional view taken along the line FF' in the figure.
-G line sectional view, FIG. 13 is a bottom view of the main part, FIG. 14 is a plan view of the conventional structure, and FIG. 16 is a sectional view of the main part. 1: Wheel cylinder body, 2: Piston, 4: Adjuster gear, 6: Adjuster screw, 7: Adjuster lever, 7at 1b9 7d: Notch, 7c: Side,
9: bracket, 9a, 9c:, notch, 9d: side surface,
10: Overtravel spring, lea, 10b: Locking part, 13: Link, 14: Guide mechanism, 15, 16, 1
7: Pin, 18: Folded edge, 18a: Forked portion, 19: Bent support piece, 19a: Side surface, 20: Engagement piece.

Claims

[Scope of utility model registration request]

The overtravel spring is tensioned by hooking the hooks at both ends to the brackets fixed to the wheel cylinder body of the drum brake, and the overtravel spring is hooked to the hook on one side of the overtravel spring, and the link is In an external automatic gap adjustment device comprising an adjuster lever connected to a piston through a piston, the adjuster lever is swung by the stroke of the piston, the adjuster gear is rotated, and the adjuster screw is screwed out. 1. An external automatic gap adjustment device, characterized in that a guide mechanism for guiding the movement of the piston of the adjustment lever in the stronic direction is separately provided between the adjustment levers.