JPH0630909Y2 - アウトリガ用多重チェック弁装置 - Google Patents

アウトリガ用多重チェック弁装置

Info

Publication number
JPH0630909Y2
JPH0630909Y2 JP1733989U JP1733989U JPH0630909Y2 JP H0630909 Y2 JPH0630909 Y2 JP H0630909Y2 JP 1733989 U JP1733989 U JP 1733989U JP 1733989 U JP1733989 U JP 1733989U JP H0630909 Y2 JPH0630909 Y2 JP H0630909Y2
Authority
JP
Japan
Prior art keywords
ports
check valve
hydraulic
casing
pressure source
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
JP1733989U
Other languages
English (en)
Japanese (ja)
Other versions
JPH02109856U (enrdf_load_stackoverflow
Inventor
英明 佐山
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.)
Hitachi Construction Machinery Co Ltd
Original Assignee
Hitachi Construction Machinery Co 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 Hitachi Construction Machinery Co Ltd filed Critical Hitachi Construction Machinery Co Ltd
Priority to JP1733989U priority Critical patent/JPH0630909Y2/ja
Publication of JPH02109856U publication Critical patent/JPH02109856U/ja
Application granted granted Critical
Publication of JPH0630909Y2 publication Critical patent/JPH0630909Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Operation Control Of Excavators (AREA)
  • Control And Safety Of Cranes (AREA)
JP1733989U 1989-02-16 1989-02-16 アウトリガ用多重チェック弁装置 Expired - Lifetime JPH0630909Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1733989U JPH0630909Y2 (ja) 1989-02-16 1989-02-16 アウトリガ用多重チェック弁装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1733989U JPH0630909Y2 (ja) 1989-02-16 1989-02-16 アウトリガ用多重チェック弁装置

Publications (2)

Publication Number Publication Date
JPH02109856U JPH02109856U (enrdf_load_stackoverflow) 1990-09-03
JPH0630909Y2 true JPH0630909Y2 (ja) 1994-08-22

Family

ID=31231032

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1733989U Expired - Lifetime JPH0630909Y2 (ja) 1989-02-16 1989-02-16 アウトリガ用多重チェック弁装置

Country Status (1)

Country Link
JP (1) JPH0630909Y2 (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
JPH02109856U (enrdf_load_stackoverflow) 1990-09-03

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