JPH0330472Y2 - - Google Patents

Info

Publication number
JPH0330472Y2
JPH0330472Y2 JP6426986U JP6426986U JPH0330472Y2 JP H0330472 Y2 JPH0330472 Y2 JP H0330472Y2 JP 6426986 U JP6426986 U JP 6426986U JP 6426986 U JP6426986 U JP 6426986U JP H0330472 Y2 JPH0330472 Y2 JP H0330472Y2
Authority
JP
Japan
Prior art keywords
shaft
opening
gate plate
closing
cutter
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
JP6426986U
Other languages
English (en)
Japanese (ja)
Other versions
JPS6226494U (enrdf_load_stackoverflow
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 JP6426986U priority Critical patent/JPH0330472Y2/ja
Publication of JPS6226494U publication Critical patent/JPS6226494U/ja
Application granted granted Critical
Publication of JPH0330472Y2 publication Critical patent/JPH0330472Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Excavating Of Shafts Or Tunnels (AREA)
JP6426986U 1986-04-30 1986-04-30 Expired JPH0330472Y2 (enrdf_load_stackoverflow)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6426986U JPH0330472Y2 (enrdf_load_stackoverflow) 1986-04-30 1986-04-30

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6426986U JPH0330472Y2 (enrdf_load_stackoverflow) 1986-04-30 1986-04-30

Publications (2)

Publication Number Publication Date
JPS6226494U JPS6226494U (enrdf_load_stackoverflow) 1987-02-18
JPH0330472Y2 true JPH0330472Y2 (enrdf_load_stackoverflow) 1991-06-27

Family

ID=30900274

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6426986U Expired JPH0330472Y2 (enrdf_load_stackoverflow) 1986-04-30 1986-04-30

Country Status (1)

Country Link
JP (1) JPH0330472Y2 (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
JPS6226494U (enrdf_load_stackoverflow) 1987-02-18

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