JPS6281735U - - Google Patents
Info
- Publication number
- JPS6281735U JPS6281735U JP17016085U JP17016085U JPS6281735U JP S6281735 U JPS6281735 U JP S6281735U JP 17016085 U JP17016085 U JP 17016085U JP 17016085 U JP17016085 U JP 17016085U JP S6281735 U JPS6281735 U JP S6281735U
- Authority
- JP
- Japan
- Prior art keywords
- adjustment lever
- shoe
- strut
- brake
- adjustment
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 230000002093 peripheral effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Braking Arrangements (AREA)
Description
第１図は第３図の要部拡大図である。第２図は
第１図における―視断面の要部を示す図であ
る。第３図は本考案が適用されたシユー間隙自動
調節装置を備えたドラムブレーキの要部を示す正
面図である。第４図は第３図における―視断
面の要部を示す図である。第５図および第６図は
本考案の他の例の要部をそれぞれ示す図であつて
、第１図に対応する図である。
１２，１４：ブレーキシユー、２９：係合歯、
３０，５６，６６：アジヤストレバー、３６：ア
ジヤストラツチ、４０，６０，７０：トーシヨン
スプリング、４２：ストラツト、｛５２：突起、
６４：小幅部、６８：角部｝（当接部）、５４，
６２，７２：ストツパ部。
FIG. 1 is an enlarged view of the main part of FIG. 3. FIG. 2 is a diagram illustrating a main part of a cross section taken along the line shown in FIG. 1. FIG. 3 is a front view showing the main parts of a drum brake equipped with an automatic shoe gap adjustment device to which the present invention is applied. FIG. 4 is a diagram illustrating a main part of a cross-section seen from the side in FIG. 3. FIG. 5 and FIG. 6 are diagrams showing main parts of other examples of the present invention, respectively, and correspond to FIG. 1. 12, 14: Brake shoe, 29: Engagement tooth,
30, 56, 66: Adjust lever, 36: Adjust stretch, 40, 60, 70: Torsion spring, 42: Strut, {52: Projection,
64: Narrow width part, 68: Corner} (contact part), 54,
62, 72: Stopper part.
Claims (1)
ーがそれらの間に位置するストラツトによつて内
周側から支えられる形式のドラムブレーキにおい
て、該ブレーキシユーの一方に回動可能に取り付
けられかつ前記ストラツトの一端と係合させられ
たアジヤストレバーと、前記一方のブレーキシユ
ーに回動可能に取り付けられるとともにトーシヨ
ンスプリングにより一回動方向へ付勢されること
により該アジヤストレバーの先端部に形成された
係合歯と係合し、該アジヤストレバーのシユー間
隙拡大方向の回動は阻止するがシユー間隙縮小方
向の回動は許容するアジヤストラツチとを備え、
前記ブレーキシユーのシユー間隙を自動調節する
シユー間隙自動調節装置であつて、 前記アジヤストレバーの先端部に当接部を形成
する一方、前記トーシヨンスプリングの一端部に
、該アジヤストレバーの先端部に向かつて突出し
、該アジヤストレバーが予め定められた回動位置
に到達したとき前記当接部と係合するストツパ部
を設けたことを特徴とするドラムブレーキ用シユ
ー間隙自動調節装置。[Claims for Utility Model Registration] In a drum brake of the type in which a pair of brake shoes that are moved closer to each other and separated from each other are supported from the inner peripheral side by a strut located between them, the brake shoe can be rotated to one side. an adjustment lever that is rotatably attached to the one end of the strut and engaged with one end of the strut; and an adjustment lever that is rotatably attached to the one brake shoe and biased in one rotation direction by a torsion spring. an adjustment strut that engages with engagement teeth formed at the tip of the adjustment lever to prevent the adjustment lever from rotating in the direction of expanding the shoe gap but allowing rotation in the direction of reducing the shoe gap;
The automatic shoe gap adjustment device automatically adjusts the shoe gap of the brake shoe, wherein an abutting portion is formed at the tip of the adjustment lever, and a contact portion of the adjustment lever is formed at one end of the torsion spring. 1. An automatic shoe gap adjustment device for a drum brake, characterized in that a stopper part is provided that projects toward the tip end and engages with the abutment part when the adjustment lever reaches a predetermined rotational position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17016085U JPH0144818Y2 (en) | 1985-11-05 | 1985-11-05 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17016085U JPH0144818Y2 (en) | 1985-11-05 | 1985-11-05 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6281735U true JPS6281735U (en) | 1987-05-25 |
| JPH0144818Y2 JPH0144818Y2 (en) | 1989-12-25 |
Family
ID=31104637
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17016085U Expired JPH0144818Y2 (en) | 1985-11-05 | 1985-11-05 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0144818Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007056889A (en) * | 2005-08-22 | 2007-03-08 | Advics:Kk | Drum brake strut |
-
1985
- 1985-11-05 JP JP17016085U patent/JPH0144818Y2/ja not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007056889A (en) * | 2005-08-22 | 2007-03-08 | Advics:Kk | Drum brake strut |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0144818Y2 (en) | 1989-12-25 |
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