JPH0617916Y2 - シールドジャッキ - Google Patents

シールドジャッキ

Info

Publication number
JPH0617916Y2
JPH0617916Y2 JP1908889U JP1908889U JPH0617916Y2 JP H0617916 Y2 JPH0617916 Y2 JP H0617916Y2 JP 1908889 U JP1908889 U JP 1908889U JP 1908889 U JP1908889 U JP 1908889U JP H0617916 Y2 JPH0617916 Y2 JP H0617916Y2
Authority
JP
Japan
Prior art keywords
shield jack
pressure oil
shield
cover
port
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
JP1908889U
Other languages
English (en)
Japanese (ja)
Other versions
JPH02109890U (US07413550-20080819-C00001.png
Inventor
学 梅本
Original Assignee
太陽鉄工株式会社
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 太陽鉄工株式会社 filed Critical 太陽鉄工株式会社
Priority to JP1908889U priority Critical patent/JPH0617916Y2/ja
Publication of JPH02109890U publication Critical patent/JPH02109890U/ja
Application granted granted Critical
Publication of JPH0617916Y2 publication Critical patent/JPH0617916Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Excavating Of Shafts Or Tunnels (AREA)
JP1908889U 1989-02-21 1989-02-21 シールドジャッキ Expired - Lifetime JPH0617916Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1908889U JPH0617916Y2 (ja) 1989-02-21 1989-02-21 シールドジャッキ

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1908889U JPH0617916Y2 (ja) 1989-02-21 1989-02-21 シールドジャッキ

Publications (2)

Publication Number Publication Date
JPH02109890U JPH02109890U (US07413550-20080819-C00001.png) 1990-09-03
JPH0617916Y2 true JPH0617916Y2 (ja) 1994-05-11

Family

ID=31234289

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1908889U Expired - Lifetime JPH0617916Y2 (ja) 1989-02-21 1989-02-21 シールドジャッキ

Country Status (1)

Country Link
JP (1) JPH0617916Y2 (US07413550-20080819-C00001.png)

Also Published As

Publication number Publication date
JPH02109890U (US07413550-20080819-C00001.png) 1990-09-03

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