JPS6023199U - Emergency circuit for aerial work vehicles - Google Patents

Emergency circuit for aerial work vehicles

Info

Publication number
JPS6023199U
JPS6023199U JP11396683U JP11396683U JPS6023199U JP S6023199 U JPS6023199 U JP S6023199U JP 11396683 U JP11396683 U JP 11396683U JP 11396683 U JP11396683 U JP 11396683U JP S6023199 U JPS6023199 U JP S6023199U
Authority
JP
Japan
Prior art keywords
aerial work
work vehicles
emergency circuit
pipe line
emergency
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
JP11396683U
Other languages
Japanese (ja)
Other versions
JPH0114639Y2 (en
Inventor
竹林　正巳
田村　秀顕
中島　紀好
Original Assignee
愛知車輛株式会社
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 愛知車輛株式会社 filed Critical 愛知車輛株式会社
Priority to JP11396683U priority Critical patent/JPS6023199U/en
Publication of JPS6023199U publication Critical patent/JPS6023199U/en
Application granted granted Critical
Publication of JPH0114639Y2 publication Critical patent/JPH0114639Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Jib Cranes (AREA)
  • Forklifts And Lifting Vehicles (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]

図面は本考案の実施例を示し、第１図は屈伸型高所作業
車の側面図、第２図は屈伸シリンダの油圧回路図である
。 ６・・・屈伸シリンダ、１１・・・電磁方向切換弁、１
２・・・ホールディング弁、１５・・・パイロット管路
、１６・・・シャトル弁、１８・・・非常用ハンドポン
プ、２０．２３・・・パイロットチェック弁、２１−・
・チェック弁。The drawings show an embodiment of the present invention, and FIG. 1 is a side view of a bending type aerial work vehicle, and FIG. 2 is a hydraulic circuit diagram of the bending cylinder. 6...bending cylinder, 11...electromagnetic directional control valve, 1
2...Holding valve, 15...Pilot pipe line, 16...Shuttle valve, 18...Emergency hand pump, 20.23...Pilot check valve, 21-...
・Check valve.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 方向切換弁と油圧シリンダを連結する一方の管路にホー
ルティング弁を設け、方向切換弁と油圧シリングを連結
する他方の管路にホールディング弁のバ２イａツト管路
を連結した回路において、前記パイロット管路にシャｌ
〜ル弁を挿入し、このシャトルｊＴに非常用のポンプを
連結し、非常用ポンプの圧力により前記ホールディング
弁か開放されるようにしたことを特徴とする高所作業車
の非常用回路。In a circuit in which a holding valve is provided in one pipe line connecting the directional control valve and the hydraulic cylinder, and a bi-part pipe line of the holding valve is connected to the other pipe line connecting the directional control valve and the hydraulic cylinder, Shall be inserted into the pilot pipe.
An emergency circuit for an aerial work vehicle, characterized in that an emergency pump is connected to the shuttle jT, and the holding valve is opened by the pressure of the emergency pump.
JP11396683U 1983-07-21 1983-07-21 Emergency circuit for aerial work vehicles Granted JPS6023199U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11396683U JPS6023199U (en) 1983-07-21 1983-07-21 Emergency circuit for aerial work vehicles

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11396683U JPS6023199U (en) 1983-07-21 1983-07-21 Emergency circuit for aerial work vehicles

Publications (2)

Publication Number Publication Date
JPS6023199U true JPS6023199U (en) 1985-02-16
JPH0114639Y2 JPH0114639Y2 (en) 1989-04-28

Family

ID=30263623

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11396683U Granted JPS6023199U (en) 1983-07-21 1983-07-21 Emergency circuit for aerial work vehicles

Country Status (1)

Country Link
JP (1) JPS6023199U (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55123896A (en) * 1979-03-15 1980-09-24 Shin Meiwa Ind Co Ltd Starter for prime mover for driving hydraulic pump and emergency stopper of highhplace working truck

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55123896A (en) * 1979-03-15 1980-09-24 Shin Meiwa Ind Co Ltd Starter for prime mover for driving hydraulic pump and emergency stopper of highhplace working truck

Also Published As

Publication number Publication date
JPH0114639Y2 (en) 1989-04-28

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