JPS6032160U - Travel brake device release mechanism - Google Patents

Travel brake device release mechanism

Info

Publication number
JPS6032160U
JPS6032160U JP12442183U JP12442183U JPS6032160U JP S6032160 U JPS6032160 U JP S6032160U JP 12442183 U JP12442183 U JP 12442183U JP 12442183 U JP12442183 U JP 12442183U JP S6032160 U JPS6032160 U JP S6032160U
Authority
JP
Japan
Prior art keywords
brake
brake device
valve
release mechanism
released
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
JP12442183U
Other languages
Japanese (ja)
Inventor
正村　雅幸
Original Assignee
日立建機株式会社
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 日立建機株式会社 filed Critical 日立建機株式会社
Priority to JP12442183U priority Critical patent/JPS6032160U/en
Publication of JPS6032160U publication Critical patent/JPS6032160U/en
Pending legal-status Critical Current

Links

Landscapes

  • Braking Systems And Boosters (AREA)
  • Motor Power Transmission Devices (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]

添付図面は本考案ゐ一実施例を示すブレーキ解除用油圧
回路図である。 １・・・原動機、２・・・パイロットポンプ、６・・・
ブレーキバルブ、８・・・解放バルブ、９・・・走行用
油圧モータ、１５・・・手動式ピストンポンプ、１７．
１８・・・駆動回路、１９・・・接続管路。The attached drawing is a brake release hydraulic circuit diagram showing one embodiment of the present invention. 1... Prime mover, 2... Pilot pump, 6...
Brake valve, 8... Release valve, 9... Hydraulic motor for travel, 15... Manual piston pump, 17.
18... Drive circuit, 19... Connection pipe line.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 走行用油圧モータの駆動回路に設けられたブレーキバル
ブと、パイロット油圧により解除される逸走防止用のネ
ガティブブレーキとを有する走行ブレーキ装置において
、前記油圧モータとブレーキバルブとの間の駆動回路間
に解放バルブを介在した接続管路を設け、該解放バルブ
と前記ネガティブブレーキとを手動式ピストンポンプの
パイロット油圧により解除されるように構成したことを
特徴とする走行ブレーキ装置の解除機構。In a travel brake device that includes a brake valve provided in a drive circuit of a travel hydraulic motor and a negative brake for preventing runaway that is released by pilot hydraulic pressure, a brake is released between the drive circuit between the hydraulic motor and the brake valve. 1. A release mechanism for a traveling brake device, characterized in that a connection pipe line with a valve is provided, and the release valve and the negative brake are released by pilot oil pressure of a manual piston pump.
JP12442183U 1983-08-12 1983-08-12 Travel brake device release mechanism Pending JPS6032160U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12442183U JPS6032160U (en) 1983-08-12 1983-08-12 Travel brake device release mechanism

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12442183U JPS6032160U (en) 1983-08-12 1983-08-12 Travel brake device release mechanism

Publications (1)

Publication Number Publication Date
JPS6032160U true JPS6032160U (en) 1985-03-05

Family

ID=30283638

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12442183U Pending JPS6032160U (en) 1983-08-12 1983-08-12 Travel brake device release mechanism

Country Status (1)

Country Link
JP (1) JPS6032160U (en)

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