JPH072783Y2 - ヒューム管 - Google Patents

ヒューム管

Info

Publication number
JPH072783Y2
JPH072783Y2 JP1988160175U JP16017588U JPH072783Y2 JP H072783 Y2 JPH072783 Y2 JP H072783Y2 JP 1988160175 U JP1988160175 U JP 1988160175U JP 16017588 U JP16017588 U JP 16017588U JP H072783 Y2 JPH072783 Y2 JP H072783Y2
Authority
JP
Japan
Prior art keywords
annular frame
frame body
tube
welding
welded
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
JP1988160175U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0280276U (en]
Inventor
胤行 高橋
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to JP1988160175U priority Critical patent/JPH072783Y2/ja
Publication of JPH0280276U publication Critical patent/JPH0280276U/ja
Application granted granted Critical
Publication of JPH072783Y2 publication Critical patent/JPH072783Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Excavating Of Shafts Or Tunnels (AREA)
JP1988160175U 1988-12-09 1988-12-09 ヒューム管 Expired - Lifetime JPH072783Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1988160175U JPH072783Y2 (ja) 1988-12-09 1988-12-09 ヒューム管

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1988160175U JPH072783Y2 (ja) 1988-12-09 1988-12-09 ヒューム管

Publications (2)

Publication Number Publication Date
JPH0280276U JPH0280276U (en]) 1990-06-20
JPH072783Y2 true JPH072783Y2 (ja) 1995-01-25

Family

ID=31442010

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1988160175U Expired - Lifetime JPH072783Y2 (ja) 1988-12-09 1988-12-09 ヒューム管

Country Status (1)

Country Link
JP (1) JPH072783Y2 (en])

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57118833A (en) * 1981-01-15 1982-07-23 Matsushita Electric Works Ltd Forming method for flaring part of tube
JPS58114982U (ja) * 1982-01-29 1983-08-05 新日本製鐵株式会社 曲線推進用鋼管の継手

Also Published As

Publication number Publication date
JPH0280276U (en]) 1990-06-20

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