JPS62188603U - - Google Patents

Info

Publication number
JPS62188603U
JPS62188603U JP7715786U JP7715786U JPS62188603U JP S62188603 U JPS62188603 U JP S62188603U JP 7715786 U JP7715786 U JP 7715786U JP 7715786 U JP7715786 U JP 7715786U JP S62188603 U JPS62188603 U JP S62188603U
Authority
JP
Japan
Prior art keywords
circuit
hydraulic
breaker
valve
backhoe
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
JP7715786U
Other languages
English (en)
Other versions
JPH072726Y2 (ja
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 JP1986077157U priority Critical patent/JPH072726Y2/ja
Publication of JPS62188603U publication Critical patent/JPS62188603U/ja
Application granted granted Critical
Publication of JPH072726Y2 publication Critical patent/JPH072726Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Operation Control Of Excavators (AREA)
  • Shovels (AREA)
  • Fluid-Pressure Circuits (AREA)

Description

【図面の簡単な説明】
第1図は、本案構造を有するバツクホーの全体
側面図、第2図は、油圧回路図、第3図は、方向
切換弁の断面図。 15:ブレーカー、18,19:往復路配管、
24:作動油タンク、25:方向切換弁、26:
PTOバルブ。

Claims (1)

    【実用新案登録請求の範囲】
  1. 油圧動力取り出し用のPTOバルブ26を装備
    し、同バルブ26にブレーカー15への往復路配
    管18,19を着脱自在に連通連結可能としたバ
    ツクホーの油圧回路において、ブレーカー15か
    らの復路配管19中に方向切換弁25を介設して
    、ブレーカー15からの戻り油を、PTOバルブ
    26を経由して作動油タンク24へ還流させる回
    路と、直接作動油タンク24に還流させる回路と
    に切換可能に構成してなるバツクホーの油圧回路
JP1986077157U 1986-05-21 1986-05-21 バツクホ−の油圧回路 Expired - Lifetime JPH072726Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1986077157U JPH072726Y2 (ja) 1986-05-21 1986-05-21 バツクホ−の油圧回路

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1986077157U JPH072726Y2 (ja) 1986-05-21 1986-05-21 バツクホ−の油圧回路

Publications (2)

Publication Number Publication Date
JPS62188603U true JPS62188603U (ja) 1987-12-01
JPH072726Y2 JPH072726Y2 (ja) 1995-01-25

Family

ID=30924900

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1986077157U Expired - Lifetime JPH072726Y2 (ja) 1986-05-21 1986-05-21 バツクホ−の油圧回路

Country Status (1)

Country Link
JP (1) JPH072726Y2 (ja)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55108540A (en) * 1979-02-10 1980-08-20 Ryutaro Yoritomi Bucket operating circuit
JPS5967602U (ja) * 1982-10-27 1984-05-08 株式会社加藤製作所 油圧回路
JPS6062559U (ja) * 1983-09-30 1985-05-01 古河機械金属株式会社 作業台車用油圧ブレ−カ取付装置
JPH0519403U (ja) * 1991-08-27 1993-03-12 東陶機器株式会社 プレフアブ式建築物ユニツトの壁接続構造

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55108540A (en) * 1979-02-10 1980-08-20 Ryutaro Yoritomi Bucket operating circuit
JPS5967602U (ja) * 1982-10-27 1984-05-08 株式会社加藤製作所 油圧回路
JPS6062559U (ja) * 1983-09-30 1985-05-01 古河機械金属株式会社 作業台車用油圧ブレ−カ取付装置
JPH0519403U (ja) * 1991-08-27 1993-03-12 東陶機器株式会社 プレフアブ式建築物ユニツトの壁接続構造

Also Published As

Publication number Publication date
JPH072726Y2 (ja) 1995-01-25

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