ZA919026B - Pull boring cutter head - Google Patents

Pull boring cutter head

Info

Publication number
ZA919026B
ZA919026B ZA919026A ZA919026A ZA919026B ZA 919026 B ZA919026 B ZA 919026B ZA 919026 A ZA919026 A ZA 919026A ZA 919026 A ZA919026 A ZA 919026A ZA 919026 B ZA919026 B ZA 919026B
Authority
ZA
South Africa
Prior art keywords
cutter head
boring cutter
pull boring
pull
head
Prior art date
Application number
ZA919026A
Other languages
English (en)
Inventor
Jens Ohmann
Ohmann Jens
Original Assignee
Ohmann Jens
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 Ohmann Jens filed Critical Ohmann Jens
Priority to ZA919026A priority Critical patent/ZA919026B/xx
Priority to ES92306791T priority patent/ES2113412T3/es
Priority to DE69223873T priority patent/DE69223873T2/de
Priority to EP92306791A priority patent/EP0526125B1/en
Publication of ZA919026B publication Critical patent/ZA919026B/xx
Priority to US08/020,863 priority patent/US5277525A/en

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)
  • Drilling Tools (AREA)
ZA919026A 1991-07-26 1991-11-14 Pull boring cutter head ZA919026B (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
ZA919026A ZA919026B (en) 1991-07-26 1991-11-14 Pull boring cutter head
ES92306791T ES2113412T3 (es) 1991-07-26 1992-07-24 Mandril portaescariador.
DE69223873T DE69223873T2 (de) 1991-07-26 1992-07-24 Bohrkopf
EP92306791A EP0526125B1 (en) 1991-07-26 1992-07-24 Pull boring cutter head
US08/020,863 US5277525A (en) 1991-07-26 1993-02-19 Pull boring cutter head

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 (1)

Publication Number Publication Date
ZA919026B true ZA919026B (en) 1992-11-25

Family

ID=27142076

Family Applications (1)

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

Country Status (4)

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

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 (xx) *
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
DE69223873T2 (de) 1998-07-16
ES2113412T3 (es) 1998-05-01
DE69223873D1 (de) 1998-02-12
EP0526125A1 (en) 1993-02-03
EP0526125B1 (en) 1998-01-07

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