JPH0245356Y2 - - Google Patents

Info

Publication number
JPH0245356Y2
JPH0245356Y2 JP6811885U JP6811885U JPH0245356Y2 JP H0245356 Y2 JPH0245356 Y2 JP H0245356Y2 JP 6811885 U JP6811885 U JP 6811885U JP 6811885 U JP6811885 U JP 6811885U JP H0245356 Y2 JPH0245356 Y2 JP H0245356Y2
Authority
JP
Japan
Prior art keywords
stem
casing
valve
valve body
shield
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
JP6811885U
Other languages
English (en)
Japanese (ja)
Other versions
JPS616597U (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 JP6811885U priority Critical patent/JPS616597U/ja
Publication of JPS616597U publication Critical patent/JPS616597U/ja
Application granted granted Critical
Publication of JPH0245356Y2 publication Critical patent/JPH0245356Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Excavating Of Shafts Or Tunnels (AREA)
  • Mechanically-Actuated Valves (AREA)
JP6811885U 1985-05-10 1985-05-10 シ−ルド推進装置の弁装置 Granted JPS616597U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6811885U JPS616597U (ja) 1985-05-10 1985-05-10 シ−ルド推進装置の弁装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6811885U JPS616597U (ja) 1985-05-10 1985-05-10 シ−ルド推進装置の弁装置

Publications (2)

Publication Number Publication Date
JPS616597U JPS616597U (ja) 1986-01-16
JPH0245356Y2 true JPH0245356Y2 (enrdf_load_stackoverflow) 1990-11-30

Family

ID=30602578

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6811885U Granted JPS616597U (ja) 1985-05-10 1985-05-10 シ−ルド推進装置の弁装置

Country Status (1)

Country Link
JP (1) JPS616597U (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
JPS616597U (ja) 1986-01-16

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