JPH0464376B2 - - Google Patents

Info

Publication number
JPH0464376B2
JPH0464376B2 JP10619686A JP10619686A JPH0464376B2 JP H0464376 B2 JPH0464376 B2 JP H0464376B2 JP 10619686 A JP10619686 A JP 10619686A JP 10619686 A JP10619686 A JP 10619686A JP H0464376 B2 JPH0464376 B2 JP H0464376B2
Authority
JP
Japan
Prior art keywords
arm
swing
switching valve
piston
oil
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.)
Expired
Application number
JP10619686A
Other languages
English (en)
Japanese (ja)
Other versions
JPS62264221A (ja
Inventor
Wataru Kubomoto
Kazuyuki Doi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Kobelco Construction Machinery Co Ltd
Original Assignee
Yutani Heavy Industries Ltd
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 Yutani Heavy Industries Ltd filed Critical Yutani Heavy Industries Ltd
Priority to JP10619686A priority Critical patent/JPS62264221A/ja
Publication of JPS62264221A publication Critical patent/JPS62264221A/ja
Publication of JPH0464376B2 publication Critical patent/JPH0464376B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Operation Control Of Excavators (AREA)
  • Shovels (AREA)
  • Fluid-Pressure Circuits (AREA)
JP10619686A 1986-05-08 1986-05-08 油圧ショベル用切換弁 Granted JPS62264221A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10619686A JPS62264221A (ja) 1986-05-08 1986-05-08 油圧ショベル用切換弁

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10619686A JPS62264221A (ja) 1986-05-08 1986-05-08 油圧ショベル用切換弁

Publications (2)

Publication Number Publication Date
JPS62264221A JPS62264221A (ja) 1987-11-17
JPH0464376B2 true JPH0464376B2 (en:Method) 1992-10-14

Family

ID=14427421

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10619686A Granted JPS62264221A (ja) 1986-05-08 1986-05-08 油圧ショベル用切換弁

Country Status (1)

Country Link
JP (1) JPS62264221A (en:Method)

Also Published As

Publication number Publication date
JPS62264221A (ja) 1987-11-17

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