JPS6024950U - Automatic braking gap adjustment device for hydraulically operated brakes - Google Patents
Automatic braking gap adjustment device for hydraulically operated brakesInfo
- Publication number
- JPS6024950U JPS6024950U JP11781283U JP11781283U JPS6024950U JP S6024950 U JPS6024950 U JP S6024950U JP 11781283 U JP11781283 U JP 11781283U JP 11781283 U JP11781283 U JP 11781283U JP S6024950 U JPS6024950 U JP S6024950U
- Authority
- JP
- Japan
- Prior art keywords
- piston
- adjustment
- flange
- braking gap
- hydraulically operated
- 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液圧作動式ブレーキに
おける制動間隙自動調整装置を用いたドラムブレーキの
要部断面正面図、第２図は第１図の制動間隙自動調整装
置部分の分解斜視図である。
１はホイールシリンダ、３はシリンダ本体、４は液圧室
、５はピストン、１０は鍔部、１０ａは突条部、１１は
カップ室、１２はアジャストナツト、１２ｂはテーパ付
凹部、１３はスプリングリテーナ、１４はスプリング、
１５はアジャストボルト、Ａは制動間隙自動調整装置で
ある。Fig. 1 is a cross-sectional front view of the main parts of a drum brake using an automatic braking gap adjustment device in a hydraulically operated brake, which is an embodiment of the present invention, and Fig. 2 is a partial front view of the automatic braking gap adjustment device in Fig. 1. It is an exploded perspective view. 1 is a wheel cylinder, 3 is a cylinder body, 4 is a hydraulic chamber, 5 is a piston, 10 is a flange, 10a is a protrusion, 11 is a cup chamber, 12 is an adjustment nut, 12b is a tapered recess, 13 is a spring retainer, 14 is a spring,
15 is an adjustment bolt, and A is an automatic braking gap adjustment device.
Claims (1)
とにより画成された液圧室に、多条ねじ螺合したアジャ
ストナツトとアジャストボルトとを配置し、このアジャ
ストボルトのクラッチ面を前記対向部のクラッチ面に当
接し、一方前記アジャストナツトを前記ピストンに保持
せしめ所定値以上の制動間隙が生じたとき、アジャスト
ボルトを螺動してピストンを前進せしめる液圧作動式ブ
レーキにおける制動３間隙自動調整装置において、前記
ピストンのカップ室を画成する鍔部のアジャストナツト
当接面は断面略台形状の突条部を前記ピストンの軸と同
心的に設けると共に、前記アジャストナツトの前記ピス
トン鍔部当接面に前記断面略台形状の突条部を内嵌する
テーパ付凹部を形成し、前記ピストンの鍔部に穿設した
連通孔にリテーナの脚部を掛止し、該リテーナとアジャ
ストナツト間に縮設したスプリングにより該アジャスト
ナツトの端面を前記ピストンの鍔部に当接せしめたこと
を特徴とする液圧作動式ブレーキにおける制動間隙自動
調整装置。An adjustment nut and an adjustment bolt screwed together with a multi-thread screw are arranged in a hydraulic pressure chamber defined by a piston slidably inserted into a cylinder and its opposing part, and the clutch surface of this adjustment bolt is Braking gap 3 in a hydraulically operated brake that abuts against the clutch surface of the opposing part and holds the adjusting nut on the piston, and when a braking gap of more than a predetermined value occurs, the adjusting bolt is screwed to advance the piston. In the automatic adjustment device, the adjustment nut abutment surface of the flange defining the cup chamber of the piston is provided with a protrusion having a substantially trapezoidal cross section concentrically with the axis of the piston, and the piston flange of the adjustment nut A tapered recess into which the protrusion having a substantially trapezoidal cross section is fitted is formed on the abutment surface of the piston, and the legs of the retainer are hooked into communication holes drilled in the flange of the piston, and the retainer and adjuster are connected to each other. An automatic braking gap adjustment device for a hydraulically operated brake, characterized in that an end face of the adjusting nut is brought into contact with a flange of the piston by a spring compressed between the nuts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11781283U JPS6024950U (en) | 1983-07-28 | 1983-07-28 | Automatic braking gap adjustment device for hydraulically operated brakes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11781283U JPS6024950U (en) | 1983-07-28 | 1983-07-28 | Automatic braking gap adjustment device for hydraulically operated brakes |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6024950U true JPS6024950U (en) | 1985-02-20 |
| JPS6325401Y2 JPS6325401Y2 (en) | 1988-07-11 |
Family
ID=30271053
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11781283U Granted JPS6024950U (en) | 1983-07-28 | 1983-07-28 | Automatic braking gap adjustment device for hydraulically operated brakes |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6024950U (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54111583U (en) * | 1978-01-26 | 1979-08-06 | ||
| JPS54118956A (en) * | 1978-03-08 | 1979-09-14 | Sumitomo Electric Ind Ltd | Hydraulic cylinder device |
| JPS55159341A (en) * | 1979-05-24 | 1980-12-11 | Akebono Brake Ind Co Ltd | Apparatus for adjusting brake clearance of drum brake |
-
1983
- 1983-07-28 JP JP11781283U patent/JPS6024950U/en active Granted
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54111583U (en) * | 1978-01-26 | 1979-08-06 | ||
| JPS54118956A (en) * | 1978-03-08 | 1979-09-14 | Sumitomo Electric Ind Ltd | Hydraulic cylinder device |
| JPS55159341A (en) * | 1979-05-24 | 1980-12-11 | Akebono Brake Ind Co Ltd | Apparatus for adjusting brake clearance of drum brake |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6325401Y2 (en) | 1988-07-11 |
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