JPS6241944U - - Google Patents

Info

Publication number
JPS6241944U
JPS6241944U JP13500085U JP13500085U JPS6241944U JP S6241944 U JPS6241944 U JP S6241944U JP 13500085 U JP13500085 U JP 13500085U JP 13500085 U JP13500085 U JP 13500085U JP S6241944 U JPS6241944 U JP S6241944U
Authority
JP
Japan
Prior art keywords
operation gap
piston
shoe
brake shoe
wheel cylinder
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
JP13500085U
Other languages
Japanese (ja)
Other versions
JPH0214672Y2 (en
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 filed Critical
Priority to JP1985135000U priority Critical patent/JPH0214672Y2/ja
Publication of JPS6241944U publication Critical patent/JPS6241944U/ja
Application granted granted Critical
Publication of JPH0214672Y2 publication Critical patent/JPH0214672Y2/ja
Expired legal-status Critical Current

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Description

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

第１図は本考案が適用されたシユー作動間隙自
動調節装置を備えたホイールシリンダの一部を切
り欠いて示す平面図である。第２図は第１図の正
面図である。第３図乃至第５図はピストンの押圧
力に対応する係合プレート７８の作動をそれぞれ
説明するための概要図である。第６図乃至第９図
は本考案の他の実施例をそれぞれ示す図であつて
、第３図に相当する図である。第１０図は本考案
が適用されたシユー作動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。 １２，１４：ブレーキシユー、２０，２２：ホ
イールシリンダ、２３：回転ドラム、３０：ピス
トン、７８，９０，９７：係合プレート（移動部
材）、８６：突出部（弾性部材）、９２：皿バネ
（弾性部材）、９４：取付部材（弾性部材）。 FIG. 1 is a partially cutaway plan view of a wheel cylinder equipped with an automatic shoe operation gap adjustment device to which the present invention is applied. FIG. 2 is a front view of FIG. 1. FIGS. 3 to 5 are schematic diagrams for explaining the operation of the engagement plate 78 in response to the pressing force of the piston. FIGS. 6 to 9 are views showing other embodiments of the present invention, and correspond to FIG. 3. FIG. 10 is a front view showing the main parts of a drum brake equipped with an automatic shoe operation gap adjustment device to which the present invention is applied. 12, 14: Brake shoe, 20, 22: Wheel cylinder, 23: Rotating drum, 30: Piston, 78, 90, 97: Engagement plate (moving member), 86: Projection (elastic member), 92: Plate Spring (elastic member), 94: Mounting member (elastic member).

Claims (1)

【実用新案登録請求の範囲】 ホイールシリンダのピストンが往復移動可能に
設けられたブレーキシユーを回転ドラムに押圧す
る形式のドラムブレーキにおいて、該ブレーキシ
ユーとともに移動する移動部材の押圧方向の移動
量が予め定められた一定の量を超えると該移動部
材の戻り側位置をシユー作動間隙減少方向へ変更
することにより該シユー作動間隙を自動的に調節
するシユー作動間隙自動調節装置であつて、 前記ピストンの押圧力が定められた一定の値を
超えるとき弾性変形することにより前記移動部材
の移動を制御する弾性部材を、前記ホイールシリ
ンダのピストンから前記ブレーキシユーに至る押
圧力伝達径路を備えることを特徴とするドラムブ
レーキのシユー作動間隙自動調節装置。[Claim for Utility Model Registration] In a drum brake in which a brake shoe, in which a piston of a wheel cylinder is movable in a reciprocating manner, is pressed against a rotating drum, the amount of movement in the pressing direction of a movable member that moves together with the brake shoe. An automatic shoe operation gap adjustment device that automatically adjusts the shoe operation gap by changing the return side position of the movable member in the direction of decreasing the shoe operation gap when the displacement exceeds a predetermined constant amount, the device comprising: A pressing force transmission path from the piston of the wheel cylinder to the brake shoe includes an elastic member that controls movement of the moving member by elastically deforming when the pressing force of the piston exceeds a predetermined value. A drum brake shoe operation gap automatic adjustment device featuring:
JP1985135000U 1985-09-03 1985-09-03 Expired JPH0214672Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1985135000U JPH0214672Y2 (en) 1985-09-03 1985-09-03

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1985135000U JPH0214672Y2 (en) 1985-09-03 1985-09-03

Publications (2)

Publication Number Publication Date
JPS6241944U true JPS6241944U (en) 1987-03-13
JPH0214672Y2 JPH0214672Y2 (en) 1990-04-20

Family

ID=31036765

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1985135000U Expired JPH0214672Y2 (en) 1985-09-03 1985-09-03

Country Status (1)

Country Link
JP (1) JPH0214672Y2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04188135A (en) * 1990-11-22 1992-07-06 Fuji Photo Film Co Ltd Sensitive material receiving box and image recording device

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58174735A (en) * 1982-04-08 1983-10-13 Nisshinbo Ind Inc Automatic shoe gap adjusting device for brake
JPS60107643U (en) * 1983-12-26 1985-07-22 豊生ブレ−キ工業株式会社 Drum brake shoe operation gap automatic adjustment device

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58174735A (en) * 1982-04-08 1983-10-13 Nisshinbo Ind Inc Automatic shoe gap adjusting device for brake
JPS60107643U (en) * 1983-12-26 1985-07-22 豊生ブレ−キ工業株式会社 Drum brake shoe operation gap automatic adjustment device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04188135A (en) * 1990-11-22 1992-07-06 Fuji Photo Film Co Ltd Sensitive material receiving box and image recording device

Also Published As

Publication number Publication date
JPH0214672Y2 (en) 1990-04-20

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