JPS63104452U - - Google Patents

Info

Publication number
JPS63104452U
JPS63104452U JP20124786U JP20124786U JPS63104452U JP S63104452 U JPS63104452 U JP S63104452U JP 20124786 U JP20124786 U JP 20124786U JP 20124786 U JP20124786 U JP 20124786U JP S63104452 U JPS63104452 U JP S63104452U
Authority
JP
Japan
Prior art keywords
electric circuit
valve
limit switch
electromagnetic
swing
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
JP20124786U
Other languages
English (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 JP20124786U priority Critical patent/JPS63104452U/ja
Publication of JPS63104452U publication Critical patent/JPS63104452U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Operation Control Of Excavators (AREA)
  • Component Parts Of Construction Machinery (AREA)
  • Fluid-Pressure Circuits (AREA)

Description

【図面の簡単な説明】
第１図は本考案の油圧回路図、第２図は本考案
の他実施例油圧回路図、第３図は従来技術の油圧
回路図である。 １……メインポンプ、２……旋回モータ、３…
…旋回弁、１２……警報ランプ、１８……電磁開
閉弁、２１，３３……遅延タイマ、２４……旋回
パイロツト切換弁、２６……リモコン弁、３０…
…パイロツト開閉弁。

Claims (1)

    【実用新案登録請求の範囲】
  1. 上部旋回体を有し、かつ旋回用レバ操作開始と
    連動して電気回路内スイツチを閉じ、旋回用警報
    ランプを点灯せしめる如くした建設機械の油圧回
    路において、メインポンプ吐出側と旋回弁とを連
    通する油路中間に電磁開閉弁を設け、一方、電気
    回路内にリミツトスイツチとソレノイドとを直列
    に設け、かつ旋回用レバの操作開始時に、その操
    作レバと連動して電気回路内リミツトスイツチを
    閉じる如く連結するとともに、上記ソレノイドと
    電磁開閉弁の電磁作動部とを遅延タイマを介して
    連通せしめて構成したことを特徴とする建設機械
    の油圧回路。
JP20124786U 1986-12-23 1986-12-23 Pending JPS63104452U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP20124786U JPS63104452U (ja) 1986-12-23 1986-12-23

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP20124786U JPS63104452U (ja) 1986-12-23 1986-12-23

Publications (1)

Publication Number Publication Date
JPS63104452U true JPS63104452U (ja) 1988-07-06

Family

ID=31164521

Family Applications (1)

Application Number Title Priority Date Filing Date
JP20124786U Pending JPS63104452U (ja) 1986-12-23 1986-12-23

Country Status (1)

Country Link
JP (1) JPS63104452U (ja)

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