JPS5949033U - Drum brake shhold down device - Google Patents
Drum brake shhold down deviceInfo
- Publication number
- JPS5949033U JPS5949033U JP14539382U JP14539382U JPS5949033U JP S5949033 U JPS5949033 U JP S5949033U JP 14539382 U JP14539382 U JP 14539382U JP 14539382 U JP14539382 U JP 14539382U JP S5949033 U JPS5949033 U JP S5949033U
- Authority
- JP
- Japan
- Prior art keywords
- notch
- down device
- brake
- web
- head
- 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
Landscapes
- Braking Arrangements (AREA)
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
第１図は、本考案の一実施例であるシューホールドダウ
ン装置を備えたドラムブレーキの正面図、第２図は第１
図におけるＸ−Ｘ断面図、第３図は上記シューホールド
ダウン装置の分解斜視図である。
２：バッキングプレート、５ニブレーキシユー、６ニシ
ユーホールドダウン装置、７：ウェブ、１２：ホールド
ダウンピン、１４ニスプリング、１６：１１スプリング
リテーナ、１８＝第２スプリングリテーナ、２２：第１
頭部、２４：第２頭部、３２：爪部（係合突部）、３Ｂ
：切欠、４０：係合穴（係合凹部）。FIG. 1 is a front view of a drum brake equipped with a shoe hold-down device, which is an embodiment of the present invention, and FIG.
FIG. 3 is an exploded perspective view of the shoe hold-down device. 2: Backing plate, 5 brake shoes, 6 Ni hold down device, 7: Web, 12: Hold down pin, 14 springs, 16: 11 spring retainer, 18 = second spring retainer, 22: first
Head, 24: Second head, 32: Claw portion (engaging protrusion), 3B
: Notch, 40: Engagement hole (engagement recess).
Claims (1)
レーキシューをバッキングプレートに弾性的に押え付け
るためのシューホールドダウン装置であって、前記ブレ
ーキシューのウェブに前記ドラムの中心側からほぼ半径
方向に長く形成された切欠と、棒状をなし、両端に第１
および第２の頭部を備え、該第１頭部が前記バッキング
プレートに保合−させられ、中間部が前記切欠に嵌入さ
せられて、該第１頭部側□を中心に該切欠の長手方向に
沿って回動し得るホールドダウンピンと、該ピンに挿し
通され、前記ウェブに着座させられた第１スプリングリ
テーナと、同じく前記ピンに挿し通され、前記第２頭部
と係合させられた第２スプリングリテーナと、該第１お
よび第２のスプリングリテーナ間に予荷重を与えて配設
されたスプリングとを含むものにおいて、 前記ウェブの、前記切欠からブレーキドラム周方向に離
れた部位に係合凹部を形成する一方、前記第１スプリン
グリテーナに該リテーナの一部を前記ウェブ側に切折り
曲げて形成した係合突部を設け、該係合突部を前記係合
凹部に係合させることによって、前記ピンが前記切欠か
ら外れることを防止したことを特徴とするドラムブレー
キのシューホールドダウン装置。[Claims for Utility Model Registration] A shoe hold-down device for elastically pressing a brake shoe provided so as to face the inner circumferential surface of a brake drum against a backing plate, the shoe hold-down device being adapted to elastically press a brake shoe provided to face an inner peripheral surface of a brake drum against a backing plate, the shoe hold-down device A notch is formed long in the radial direction from the center side, and a rod-shaped notch is formed at both ends.
and a second head, the first head being held by the backing plate, the intermediate part being fitted into the notch, and the longitudinal direction of the notch centering on the first head side □. a first spring retainer inserted through the pin and seated on the web; and a first spring retainer also inserted through the pin and engaged with the second head. a second spring retainer, and a spring disposed with a preload between the first and second spring retainers, wherein the web is located at a portion of the web remote from the notch in the circumferential direction of the brake drum. While forming an engagement recess, an engagement protrusion formed by cutting and bending a part of the retainer toward the web is provided on the first spring retainer, and the engagement protrusion is engaged with the engagement recess. A shoe hold-down device for a drum brake, characterized in that the pin is prevented from coming off from the notch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14539382U JPS5949033U (en) | 1982-09-24 | 1982-09-24 | Drum brake shhold down device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14539382U JPS5949033U (en) | 1982-09-24 | 1982-09-24 | Drum brake shhold down device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5949033U true JPS5949033U (en) | 1984-03-31 |
| JPS6346734Y2 JPS6346734Y2 (en) | 1988-12-05 |
Family
ID=30323943
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14539382U Granted JPS5949033U (en) | 1982-09-24 | 1982-09-24 | Drum brake shhold down device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5949033U (en) |
-
1982
- 1982-09-24 JP JP14539382U patent/JPS5949033U/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6346734Y2 (en) | 1988-12-05 |
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