JPH078638Y2 - 自穿孔注入ロックボルト - Google Patents

自穿孔注入ロックボルト

Info

Publication number
JPH078638Y2
JPH078638Y2 JP1990033211U JP3321190U JPH078638Y2 JP H078638 Y2 JPH078638 Y2 JP H078638Y2 JP 1990033211 U JP1990033211 U JP 1990033211U JP 3321190 U JP3321190 U JP 3321190U JP H078638 Y2 JPH078638 Y2 JP H078638Y2
Authority
JP
Japan
Prior art keywords
cutter
lock bolt
self
cutter head
hollow
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
JP1990033211U
Other languages
English (en)
Japanese (ja)
Other versions
JPH03125900U (en]
Inventor
由雄 中島
Original Assignee
日東鐵工株式会社
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 日東鐵工株式会社 filed Critical 日東鐵工株式会社
Priority to JP1990033211U priority Critical patent/JPH078638Y2/ja
Publication of JPH03125900U publication Critical patent/JPH03125900U/ja
Application granted granted Critical
Publication of JPH078638Y2 publication Critical patent/JPH078638Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Earth Drilling (AREA)
JP1990033211U 1990-03-29 1990-03-29 自穿孔注入ロックボルト Expired - Lifetime JPH078638Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1990033211U JPH078638Y2 (ja) 1990-03-29 1990-03-29 自穿孔注入ロックボルト

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1990033211U JPH078638Y2 (ja) 1990-03-29 1990-03-29 自穿孔注入ロックボルト

Publications (2)

Publication Number Publication Date
JPH03125900U JPH03125900U (en]) 1991-12-19
JPH078638Y2 true JPH078638Y2 (ja) 1995-03-01

Family

ID=31536690

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1990033211U Expired - Lifetime JPH078638Y2 (ja) 1990-03-29 1990-03-29 自穿孔注入ロックボルト

Country Status (1)

Country Link
JP (1) JPH078638Y2 (en])

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20030056025A (ko) * 2001-12-27 2003-07-04 장인희 록볼트
KR100479955B1 (ko) * 2002-04-24 2005-03-30 재 술 나 록볼트
KR100524316B1 (ko) * 2002-05-13 2005-10-28 재 술 나 록볼트
JP5037460B2 (ja) * 2007-09-21 2012-09-26 旭化成ケミカルズ株式会社 ヘッダ部品及び濾過装置
JP6351280B2 (ja) * 2013-02-15 2018-07-04 小野田ケミコ株式会社 ロックボルト施工方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS602209B2 (ja) * 1979-07-27 1985-01-19 日産自動車株式会社 シ−トバツクヒンジ
JPH0324720Y2 (en]) * 1987-10-22 1991-05-29

Also Published As

Publication number Publication date
JPH03125900U (en]) 1991-12-19

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