DE69223873D1 - Bohrkopf - Google Patents

Bohrkopf

Info

Publication number
DE69223873D1
DE69223873D1 DE69223873T DE69223873T DE69223873D1 DE 69223873 D1 DE69223873 D1 DE 69223873D1 DE 69223873 T DE69223873 T DE 69223873T DE 69223873 T DE69223873 T DE 69223873T DE 69223873 D1 DE69223873 D1 DE 69223873D1
Authority
DE
Germany
Prior art keywords
drill head
drill
head
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 - Fee Related
Application number
DE69223873T
Other languages
English (en)
Other versions
DE69223873T2 (de
Inventor
Jens Ohmann
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
Publication of DE69223873D1 publication Critical patent/DE69223873D1/de
Application granted granted Critical
Publication of DE69223873T2 publication Critical patent/DE69223873T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B29/00—Holders for non-rotary cutting tools; Boring bars or boring heads; Accessories for tool holders
    • B23B29/02—Boring bars

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Earth Drilling (AREA)
  • Drilling And Boring (AREA)
DE69223873T 1991-07-26 1992-07-24 Bohrkopf Expired - Fee Related DE69223873T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ZA915881 1991-07-26
ZA919026A ZA919026B (en) 1991-07-26 1991-11-14 Pull boring cutter head

Publications (2)

Publication Number Publication Date
DE69223873D1 true DE69223873D1 (de) 1998-02-12
DE69223873T2 DE69223873T2 (de) 1998-07-16

Family

ID=27142076

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69223873T Expired - Fee Related DE69223873T2 (de) 1991-07-26 1992-07-24 Bohrkopf

Country Status (4)

Country Link
EP (1) EP0526125B1 (de)
DE (1) DE69223873T2 (de)
ES (1) ES2113412T3 (de)
ZA (1) ZA919026B (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5957630A (en) * 1997-11-12 1999-09-28 Caterpillar Inc. Boring tool assembly

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SU173095A (de) *
US2189604A (en) * 1937-07-17 1940-02-06 Van Norman Machine Tool Co Boring bar guiding mechanism
US2661639A (en) * 1951-07-25 1953-12-08 United States Steel Corp Collapsible boring tool
US4571129A (en) * 1984-11-13 1986-02-18 Erickson Tool Company Mandrel assembly

Also Published As

Publication number Publication date
ES2113412T3 (es) 1998-05-01
EP0526125A1 (de) 1993-02-03
ZA919026B (en) 1992-11-25
EP0526125B1 (de) 1998-01-07
DE69223873T2 (de) 1998-07-16

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee