JPH02134332U

JPH02134332U -

Info

Publication number: JPH02134332U
Application number: JP4258389U
Authority: JP
Priority date: 1989-04-12
Filing date: 1989-04-12
Publication date: 1990-11-07
Anticipated expiration: 2004-02-02
Also published as: JPH064113Y2

Description

[Brief explanation of the drawing]

第１図は本実施例の調整装置付ホイールシリン
ダが適用されるドラムブレーキの部分平面図、第
２図は同実施例のホイールシリンダの縦断面図、
第３図は正面図、第４図は同実施例におけるカム
プレートの平面図、第５図は同正面図、第６図は
同実施例におけるアジヤストレバーの平面図、第
７図は側面図及び第８図は正面図である。なお図において、２１……カムプレート、２２
……アジヤストレバー、２３……ばね、３０……
平坦部、４６……折り返し部。 FIG. 1 is a partial plan view of a drum brake to which the wheel cylinder with adjustment device of this embodiment is applied, and FIG. 2 is a longitudinal sectional view of the wheel cylinder of the same embodiment.
Fig. 3 is a front view, Fig. 4 is a plan view of the cam plate in the same embodiment, Fig. 5 is a front view of the same, Fig. 6 is a plan view of the adjuster lever in the same embodiment, and Fig. 7 is a side view. and FIG. 8 are front views. In the figure, 21... cam plate, 22
...Adjust lever, 23...Spring, 30...
Flat part, 46... Turned part.

Claims

[Scope of utility model registration request]

A cylinder body with a cylinder hole formed therein, a piston that is slidably inserted into the cylinder hole and defines a pressure chamber, and a brake friction material that is arranged between the piston and the brake friction material and screwed together so that the length can be adjusted. a pair of threaded members, a ratchet wheel formed on one of the threaded members, a plate member disposed outside the cylinder body that is movable along the cylinder body and interlocks with the piston; An adjustment device comprising: an adjustment lever that is rotatably supported externally and has a pawl that can engage with the ratchet in one direction; and a spring that biases the adjustment lever and the plate member in a direction in which they come into contact with each other. In the wheel cylinder with an adjustment device, one side of the spring is positioned by a flat part formed on the plate member, and the other side is positioned by an end face of a bent part formed by folding back a part of the adjustment lever. wheel cylinder.