JPS592667U - Foot-operated brake device - Google Patents

Foot-operated brake device

Info

Publication number
JPS592667U
JPS592667U JP9806782U JP9806782U JPS592667U JP S592667 U JPS592667 U JP S592667U JP 9806782 U JP9806782 U JP 9806782U JP 9806782 U JP9806782 U JP 9806782U JP S592667 U JPS592667 U JP S592667U
Authority
JP
Japan
Prior art keywords
brake device
foot
operated brake
pedal
balance arm
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
JP9806782U
Other languages
Japanese (ja)
Other versions
JPS6246605Y2 (en
Inventor
寛 大橋
Original Assignee
住友重機械工業株式会社
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 住友重機械工業株式会社 filed Critical 住友重機械工業株式会社
Priority to JP9806782U priority Critical patent/JPS592667U/en
Publication of JPS592667U publication Critical patent/JPS592667U/en
Application granted granted Critical
Publication of JPS6246605Y2 publication Critical patent/JPS6246605Y2/ja
Granted legal-status Critical Current

Links

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 drawings]

第１図は従来のブレーキ装置を示す概要図、第２図は本
考案の実施例におけるブレーキ装置を示す概要図、第３
図は第２図の要部拡大図、第４図は第３図中のサーボ弁
と油圧シリンダの接続状況を示す概要図、第５図は安全
ブレーキ装置を示す概要図である。 １・・・・・・足踏ペダル、２・・・・・・クレーンの
上部旋回体、３．　１２．　１４・・・・・・ロッド、
４・・曲バネ、５・・・・・・バランスアーム、６・・
・・・・回動レバー、１３゜１５・・・・・・レバー、
７・・・・・・スプール形サーボ弁、８゜１１・・・・
・・リンク、９・・・・・・回動軸、１０・・・・・・
油圧シリンダ、１６・・・・・・ブレーキバンド、１７
・・間ブレーキ輪、１Ｂ、１９．２１・・・・・・サー
ボ弁７のポート、２０・・・・・・タンク、２２・・・
・・・管路。FIG. 1 is a schematic diagram showing a conventional brake device, FIG. 2 is a schematic diagram showing a brake device in an embodiment of the present invention, and FIG.
The figure is an enlarged view of the main part of FIG. 2, FIG. 4 is a schematic diagram showing the connection status of the servo valve and hydraulic cylinder in FIG. 3, and FIG. 5 is a schematic diagram showing the safety brake device. 1... Foot pedal, 2... Crane upper revolving body, 3. 12. 14...Rod,
4...Curved spring, 5...Balance arm, 6...
...Rotating lever, 13゜15...Lever,
7...Spool type servo valve, 8゜11...
...Link, 9...Rotation axis, 10...
Hydraulic cylinder, 16... Brake band, 17
... Brake wheel, 1B, 19.21 ... Port of servo valve 7, 20 ... Tank, 22 ...
...Pipeline.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] ペダル等の操作によりブレーキを作動可能なリンク機構
のロッドと回動レバーとの間にバランスアームを介在さ
せ、かつ該バランスアームの略中央部を操作（ペダル）
側ロッドに連結すると共に、該連結部を挾んで一端部を
前記回動レバーに連結し、他端部をサーボ弁に連結した
ことを特徴とするブレーキ装置。A balance arm is interposed between a rotary lever and a rod of a link mechanism that can operate the brake by operating a pedal, etc., and the approximately central portion of the balance arm is operated (pedal).
A brake device characterized in that it is connected to a side rod, and has one end connected to the rotary lever by sandwiching the connecting portion, and the other end connected to a servo valve.
JP9806782U 1982-06-29 1982-06-29 Foot-operated brake device Granted JPS592667U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9806782U JPS592667U (en) 1982-06-29 1982-06-29 Foot-operated brake device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9806782U JPS592667U (en) 1982-06-29 1982-06-29 Foot-operated brake device

Publications (2)

Publication Number Publication Date
JPS592667U true JPS592667U (en) 1984-01-09
JPS6246605Y2 JPS6246605Y2 (en) 1987-12-17

Family

ID=30232999

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9806782U Granted JPS592667U (en) 1982-06-29 1982-06-29 Foot-operated brake device

Country Status (1)

Country Link
JP (1) JPS592667U (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5013532A (en) * 1973-05-04 1975-02-13

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5013532A (en) * 1973-05-04 1975-02-13

Also Published As

Publication number Publication date
JPS6246605Y2 (en) 1987-12-17

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