JPS5852342U - Internally expandable drum brake - Google Patents

Internally expandable drum brake

Info

Publication number
JPS5852342U
JPS5852342U JP14772781U JP14772781U JPS5852342U JP S5852342 U JPS5852342 U JP S5852342U JP 14772781 U JP14772781 U JP 14772781U JP 14772781 U JP14772781 U JP 14772781U JP S5852342 U JPS5852342 U JP S5852342U
Authority
JP
Japan
Prior art keywords
brake
backing plate
web
brake shoes
spring
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.)
Pending
Application number
JP14772781U
Other languages
Japanese (ja)
Inventor
正義 片桐
野村　佳久
山田　明夫
Original Assignee
トヨタ自動車株式会社
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 トヨタ自動車株式会社 filed Critical トヨタ自動車株式会社
Priority to JP14772781U priority Critical patent/JPS5852342U/en
Publication of JPS5852342U publication Critical patent/JPS5852342U/en
Pending legal-status Critical Current

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  • 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) [Abstract] 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図は本考案に係るドラムブレーキを示す平面図であ
り、第２図は第１図に示された線２−２に沿って得られ
た断面図であり、第３図は本考案に係る第１および第２
図に示されたスプリングの他の実施例を示す斜視図であ
る。 １４：バッキングプレート、１６．１６’　　ニブレー
キシュー、１８．１８’　　：ウエブ、３２ニブレーキ
レバー、４０：ロッド、５４．５４’　　ニスプリング
、５２：ピン、５Ｂ、６０：係止部、６２：貫通孔。FIG. 1 is a plan view showing a drum brake according to the present invention, FIG. 2 is a sectional view taken along line 2-2 shown in FIG. 1, and FIG. 3 is a plan view showing a drum brake according to the present invention. The first and second
FIG. 7 is a perspective view of another embodiment of the spring shown in the figures; 14: Backing plate, 16.16' Ni brake shoe, 18.18': Web, 32 Ni brake lever, 40: Rod, 54.54' Ni spring, 52: Pin, 5B, 60: Locking part, 62: Through hole.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] バッキングプレートと、該バッキングプレート上に互い
に対向して配置されかつ互いに対向する面に前記バッキ
ングプレートとほぼ平行なウェブを有する一対のブレー
キシューと、一方の前記ブレーキシューの前記ウェブに
枢着され、前記両ブレーキシューをブレーキドラムに係
合させるべく前記両ブレーキシュー間に配置されたロッ
ドを介して前記両ブレーキシューを相離れる方向へ向け
て拡張させるための、前記ウェブに沿って揺動可能のブ
レーキレバーと、前記ブレーキシューの前記バッキング
プレートからの浮き上がりを防止すべく前記各ブレーキ
シューに設けられ、該シューの前記ウェブを前記バッキ
ングプレートに向けて押圧するためのスプリングと、該
スプリングを前記ウェブ上の所定箇所に保持すべく、前
記バッキングプレート、前記ウェブおよび前記スプリン
グを貫通して配置されかつ両端に係止部を有する直線状
のピンとを含み、前記ブレーキレバーは、該レバーの揺
動を許すべく前記バッキングプレートおよびウェブ間で
前記ピンを遊びを以って受は入れるための貫通孔を有す
る内部拡張式ドラムブレーキ。a backing plate; a pair of brake shoes disposed opposite to each other on the backing plate and having webs substantially parallel to the backing plate on opposing surfaces; pivotally connected to the web of one of the brake shoes; a shaft swingable along the web for expanding the brake shoes apart from each other via a rod disposed between the brake shoes to engage the brake shoes with the brake drum; a brake lever; a spring provided on each brake shoe to prevent the brake shoe from lifting off the backing plate; and a spring for pressing the web of the shoe toward the backing plate; a straight pin disposed through the backing plate, the web and the spring and having locking portions at both ends to hold the brake lever in place; An internally expandable drum brake having a through hole for receiving the pin with play between the backing plate and the web.
JP14772781U 1981-10-06 1981-10-06 Internally expandable drum brake Pending JPS5852342U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14772781U JPS5852342U (en) 1981-10-06 1981-10-06 Internally expandable drum brake

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14772781U JPS5852342U (en) 1981-10-06 1981-10-06 Internally expandable drum brake

Publications (1)

Publication Number Publication Date
JPS5852342U true JPS5852342U (en) 1983-04-09

Family

ID=29940573

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14772781U Pending JPS5852342U (en) 1981-10-06 1981-10-06 Internally expandable drum brake

Country Status (1)

Country Link
JP (1) JPS5852342U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1217245A2 (en) * 2000-12-22 2002-06-26 Nisshinbo Industries, Inc. Parking brake actuating lever structure for drum brake device
KR100867472B1 (en) * 2000-12-22 2008-11-06 닛신보세키 가부시키 가이샤 Drum Brake Apparatus

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3255849A (en) * 1964-04-20 1966-06-14 Kelsey Hayes Co Parking brake

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3255849A (en) * 1964-04-20 1966-06-14 Kelsey Hayes Co Parking brake

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1217245A2 (en) * 2000-12-22 2002-06-26 Nisshinbo Industries, Inc. Parking brake actuating lever structure for drum brake device
EP1217245A3 (en) * 2000-12-22 2003-11-26 Nisshinbo Industries, Inc. Parking brake actuating lever structure for drum brake device
KR100867472B1 (en) * 2000-12-22 2008-11-06 닛신보세키 가부시키 가이샤 Drum Brake Apparatus

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