JPS6024947U - Automatic braking gap adjustment device for hydraulically operated brakes - Google Patents

Automatic braking gap adjustment device for hydraulically operated brakes

Info

Publication number
JPS6024947U
JPS6024947U JP1983116802U JP11680283U JPS6024947U JP S6024947 U JPS6024947 U JP S6024947U JP 1983116802 U JP1983116802 U JP 1983116802U JP 11680283 U JP11680283 U JP 11680283U JP S6024947 U JPS6024947 U JP S6024947U
Authority
JP
Japan
Prior art keywords
braking gap
adjustment
adjustment device
piston
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
Application number
JP1983116802U
Other languages
Japanese (ja)
Other versions
JPS6325399Y2 (en
Inventor
岩下　一成
Original Assignee
日信工業株式会社
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 日信工業株式会社 filed Critical 日信工業株式会社
Priority to JP1983116802U priority Critical patent/JPS6024947U/en
Priority to KR2019840002943U priority patent/KR860002824Y1/en
Priority to IN579/DEL/84A priority patent/IN161057B/en
Publication of JPS6024947U publication Critical patent/JPS6024947U/en
Application granted granted Critical
Publication of JPS6325399Y2 publication Critical patent/JPS6325399Y2/ja
Granted legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D65/00—Parts or details
    • F16D65/38—Slack adjusters
    • F16D65/40—Slack adjusters mechanical
    • F16D65/52—Slack adjusters mechanical self-acting in one direction for adjusting excessive play
    • F16D65/56—Slack adjusters mechanical self-acting in one direction for adjusting excessive play with screw-thread and nut
    • F16D65/561—Slack adjusters mechanical self-acting in one direction for adjusting excessive play with screw-thread and nut for mounting within the confines of a drum brake
    • F16D65/562—Slack adjusters mechanical self-acting in one direction for adjusting excessive play with screw-thread and nut for mounting within the confines of a drum brake arranged between service brake actuator and braking member, and subjected to service brake force
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D2121/00—Type of actuator operation force
    • F16D2121/02—Fluid pressure
    • F16D2121/04—Fluid pressure acting on a piston-type actuator, e.g. for liquid pressure

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • 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

【図面の簡単な説明】[Brief explanation of the drawing]

第１図及び第２図は本考案の一実施例を示すもので、第
１図は要部の断面正面図、第２図は制動間隙自動調整装
置の構成部品の分解斜視図、第３図は他の実施例を示す
要部の断面正面図である。 １はホイールシリンダ、２はブレーキシュー、３はシリ
ンダ本体、４は液圧室、５はピストン１．９はツバ部、
１２は穴部、１３は連通孔、１５はアジャストナツト、
１６はスプリングリテーナ、１７はスプリング、１８は
切欠き部、１９はアジャストボルト、１９ｂはクラッチ
部、２０はシリンダ小径部、２１はクラッチ面である。Figures 1 and 2 show an embodiment of the present invention, with Figure 1 being a sectional front view of the main parts, Figure 2 being an exploded perspective view of the components of the automatic braking gap adjustment device, and Figure 3 being an exploded perspective view of the components of the automatic braking gap adjustment device. FIG. 2 is a sectional front view of main parts showing another embodiment. 1 is the wheel cylinder, 2 is the brake shoe, 3 is the cylinder body, 4 is the hydraulic chamber, 5 is the piston 1. 9 is the collar,
12 is a hole, 13 is a communication hole, 15 is an adjustment nut,
16 is a spring retainer, 17 is a spring, 18 is a notch, 19 is an adjustment bolt, 19b is a clutch portion, 20 is a cylinder small diameter portion, and 21 is a clutch surface.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] シリンダ内に摺動可能に挿嵌したピストンとその対向部
とにより画成されだ液圧室に、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
ボルド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間隙自動調整装置において、アジャ
ストナツトとピストンとの当接部に、アジャストボルト
用ねじ孔開口端周辺と前記液圧室とを連通ずる凹部を形
成し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 the cylinder and its opposing part, and the clutch surface of the adjustment bolt is Braking gap automatic in a hydraulically operated brake that abuts 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. An automatic braking gap in a hydraulically actuated brake, characterized in that the adjustment device has a recess formed in the abutting part of the adjustment nut and the piston to communicate the periphery of the opening end of the adjustment bolt screw hole with the hydraulic pressure chamber. Adjustment device.
JP1983116802U 1983-07-27 1983-07-27 Automatic braking gap adjustment device for hydraulically operated brakes Granted JPS6024947U (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP1983116802U JPS6024947U (en) 1983-07-27 1983-07-27 Automatic braking gap adjustment device for hydraulically operated brakes
KR2019840002943U KR860002824Y1 (en) 1983-07-27 1984-03-31 Automatic regulator of brake clearance
IN579/DEL/84A IN161057B (en) 1983-07-27 1984-07-17

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1983116802U JPS6024947U (en) 1983-07-27 1983-07-27 Automatic braking gap adjustment device for hydraulically operated brakes

Publications (2)

Publication Number Publication Date
JPS6024947U true JPS6024947U (en) 1985-02-20
JPS6325399Y2 JPS6325399Y2 (en) 1988-07-11

Family

ID=14696024

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1983116802U Granted JPS6024947U (en) 1983-07-27 1983-07-27 Automatic braking gap adjustment device for hydraulically operated brakes

Country Status (3)

Country Link
JP (1) JPS6024947U (en)
KR (1) KR860002824Y1 (en)
IN (1) IN161057B (en)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
KR850009607U (en) 1985-12-05
KR860002824Y1 (en) 1986-10-18
JPS6325399Y2 (en) 1988-07-11
IN161057B (en) 1987-09-26

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