JPH0643524Y2 - クレ−ンの旋回コントロ−ルバルブ装置 - Google Patents

クレ−ンの旋回コントロ−ルバルブ装置

Info

Publication number
JPH0643524Y2
JPH0643524Y2 JP1988126967U JP12696788U JPH0643524Y2 JP H0643524 Y2 JPH0643524 Y2 JP H0643524Y2 JP 1988126967 U JP1988126967 U JP 1988126967U JP 12696788 U JP12696788 U JP 12696788U JP H0643524 Y2 JPH0643524 Y2 JP H0643524Y2
Authority
JP
Japan
Prior art keywords
reaction force
switching valve
pressure
swing
spool
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 - Lifetime
Application number
JP1988126967U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0247407U (en, 2012
Inventor
吉美 早乙女
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.)
Kobe Steel Ltd
Original Assignee
Kobe Steel 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 Kobe Steel Ltd filed Critical Kobe Steel Ltd
Priority to JP1988126967U priority Critical patent/JPH0643524Y2/ja
Publication of JPH0247407U publication Critical patent/JPH0247407U/ja
Application granted granted Critical
Publication of JPH0643524Y2 publication Critical patent/JPH0643524Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Operation Control Of Excavators (AREA)
JP1988126967U 1988-09-28 1988-09-28 クレ−ンの旋回コントロ−ルバルブ装置 Expired - Lifetime JPH0643524Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1988126967U JPH0643524Y2 (ja) 1988-09-28 1988-09-28 クレ−ンの旋回コントロ−ルバルブ装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1988126967U JPH0643524Y2 (ja) 1988-09-28 1988-09-28 クレ−ンの旋回コントロ−ルバルブ装置

Publications (2)

Publication Number Publication Date
JPH0247407U JPH0247407U (en, 2012) 1990-03-30
JPH0643524Y2 true JPH0643524Y2 (ja) 1994-11-14

Family

ID=31378963

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1988126967U Expired - Lifetime JPH0643524Y2 (ja) 1988-09-28 1988-09-28 クレ−ンの旋回コントロ−ルバルブ装置

Country Status (1)

Country Link
JP (1) JPH0643524Y2 (en, 2012)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5110807U (en, 2012) * 1974-07-11 1976-01-27
JPS5324977A (en) * 1976-08-20 1978-03-08 Hitachi Constr Mach Co Ltd Cylinder control means

Also Published As

Publication number Publication date
JPH0247407U (en, 2012) 1990-03-30

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