JPS59191433U

JPS59191433U - drum brake

Info

Publication number: JPS59191433U
Application number: JP8736583U
Authority: JP
Inventors: 正明西脇; 合谷　守明
Original assignee: トヨタ自動車株式会社
Priority date: 1983-06-08
Filing date: 1983-06-08
Publication date: 1984-12-19

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]

添付図は本考案の実施例であるドラムブレーキからブレ
ーキドラムを取り外した状態を示す正面図である。２：バッキングプレート、４．　６：ブレーキシューア
ッセンブリ、１０．１２：シューウェブ、１４．１６：
ライニング、１８．２０：シューリム、２２ニジリンダ
ボデー、２８ニジリンダボア、３０．−３２：ピストン
。　　　　−The attached figure is a front view showing a state in which a brake drum is removed from a drum brake according to an embodiment of the present invention. 2: Backing plate, 4. 6: Brake shoe assembly, 10.12: Shoe web, 14.16:
Lining, 18.20: Shoe rim, 22 Nijilinda body, 28 Nijilinda bore, 30. -32: Piston. −

Claims

[Scope of utility model registration request]

a backing plate, a pair of brake shoes movably attached to the packing plate along its surface, and a cylinder bore fixed to the backing plate and open at both ends between adjacent ends of the pair of brake shoes. a cylinder body, which is slidably and liquid-tightly fitted into the cylinder body from openings at both ends thereof, and whose protruding ends from the cylinder body engage adjacent ends of the pair of brake shoes; A drum brake including a pair of pistons that press the brake shoes against the inner circumferential surface of the brake drum when hydraulic pressure is applied to the body, the cylinder body being defined as a portion of the cylinder bore into which at least the pair of pistons are respectively fitted. The drum brake is characterized in that the center line thereof is bent from a straight line at the center of the cylinder body in a direction in which the opening side approaches the center of the backing plate.