JPS62107125U

JPS62107125U -

Info

Publication number: JPS62107125U
Application number: JP20056985U
Authority: JP
Priority date: 1985-12-26
Filing date: 1985-12-26
Publication date: 1987-07-08

Description

[Brief explanation of the drawing]

第１図はこの考案の一実施例を示す全体的な正
面図、第２図はストラツトを拡大して示す図であ
つて、ａが正断面図、ｂが平面図、第３図はスト
ラツトの他の例を示す図であつて、第２図と同様
、ａが正断面図、ｂが平面図である。１……ドラムブレーキ装置、２，３……ブレー
キシユー、２ａ，３ａ……ライニング、４……ド
ラム、５……バツクプレート、６……アンカー、
７……ホイールシリンダ、１０，１１……戻しば
ね、１２……ストラツト、１３……ナツト部材、
１５……ソケツト部材、１３ａ，１５ｂ……平坦
部、１３ｃ，１５ｃ……筒部、２０……凹部。 Fig. 1 is an overall front view showing an embodiment of this invention, Fig. 2 is an enlarged view of the strut, in which a is a front sectional view, b is a plan view, and Fig. 3 is a diagram of the strut. FIG. 2 is a diagram showing another example, in which a is a front sectional view and b is a plan view, similar to FIG. 2. 1... Drum brake device, 2, 3... Brake shoe, 2a, 3a... Lining, 4... Drum, 5... Back plate, 6... Anchor,
7... Wheel cylinder, 10, 11... Return spring, 12... Strut, 13... Nut member,
15... Socket member, 13a, 15b... Flat portion, 13c, 15c... Cylindrical portion, 20... Recessed portion.

Claims

[Scope of utility model registration request]

a pair of brake shoes movably disposed on a back plate; a wheel cylinder provided between one end of the pair of brake shoes and capable of pressing each brake shoe toward the drum; an anchor provided between the other side ends of the brake shoes and capable of supporting the pair of brake shoes; and a return provided between the pair of brake shoes and urging each brake shoe in a direction away from the drum. a spring, and a strut having at least two members screwed to each other with variable effective lengths and arranged between the pair of brake shoes and defining a distance between the pair of brake shoes when the pair of brake shoes return; an adjustment mechanism capable of increasing the length of the strut by rotating the two members relative to each other in accordance with a predetermined movement of the shoe; In the drum brake device with an adjustment device, the strut has a cylindrical part continuous from the flat part, and a part of the brake shoe fits into and comes into contact with a notch provided in the flat part. 1. A drum brake device with an adjustment device, wherein the cylindrical portion is provided with a recess into which a part of the brake shoe is fitted.