FI792392A - BORR MED LOESTAGBARA SKAERBELT - Google Patents

BORR MED LOESTAGBARA SKAERBELT

Info

Publication number: FI792392A
Authority: FI; Finland
Prior art keywords: skaerbelt; loestagbara; borr; med; med loestagbara
Prior art date: 1978-08-01

Application number

FI792392A

Other languages

Finnish (fi)

Other versions

FI75291B (en

FI75291C (en

Inventor

Hermann Gehri

Original Assignee

Stellram Sa

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.)

1978-08-01

Filing date

1979-07-31

Publication date

1980-02-02

1978-08-01 Priority claimed from CH820878A external-priority patent/CH623249A5/en

1979-05-21 Priority claimed from CH473379A external-priority patent/CH630827A5/en

1979-07-31 Application filed by Stellram Sa filed Critical Stellram Sa

1980-02-02 Publication of FI792392A publication Critical patent/FI792392A/en

1988-02-29 Publication of FI75291B publication Critical patent/FI75291B/en

1988-06-09 Application granted granted Critical

1988-06-09 Publication of FI75291C publication Critical patent/FI75291C/en

Classifications

- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B51/00—Tools for drilling machines
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B2200/00—Details of cutting inserts
- B23B2200/04—Overall shape
- B23B2200/0461—Round

Landscapes

Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
Drilling Tools (AREA)

FI792392A 1978-08-01 1979-07-31 BORR MED LOESTAGBARA SKAERBITAR. FI75291C (en)

Applications Claiming Priority (4)

Application Number	Priority Date	Filing Date	Title
CH820878A CH623249A5 (en)	1978-08-01	1978-08-01	Drill bit with removable cutting tips
CH820878		1978-08-01
CH473379A CH630827A5 (en)	1979-05-21	1979-05-21	Drill bit with removable cutting tips
CH473379		1979-05-21

Publications (3)

Publication Number	Publication Date
FI792392A true FI792392A (en)	1980-02-02
FI75291B FI75291B (en)	1988-02-29
FI75291C FI75291C (en)	1988-06-09

Family

ID=25696158

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FI792392A FI75291C (en)	1978-08-01	1979-07-31	BORR MED LOESTAGBARA SKAERBITAR.

Country Status (5)

Country	Link
EP (1)	EP0007512B1 (en)
AT (1)	AT373520B (en)
DE (1)	DE2962392D1 (en)
FI (1)	FI75291C (en)
IT (1)	IT1122186B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4338050A (en) *	1980-07-07	1982-07-06	The Boeing Company	Method and tool for generating holes in composite materials

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB1029476A (en) *	1962-05-10	1966-05-11	Stora Kopparbergs Bergslags Ab	A deep-hole drill

1979
- 1979-07-10 DE DE7979102362T patent/DE2962392D1/en not_active Expired
- 1979-07-10 EP EP79102362A patent/EP0007512B1/en not_active Expired
- 1979-07-16 IT IT24366/79A patent/IT1122186B/en active
- 1979-07-31 AT AT0525979A patent/AT373520B/en not_active IP Right Cessation
- 1979-07-31 FI FI792392A patent/FI75291C/en not_active IP Right Cessation

Also Published As

Publication number	Publication date
EP0007512B1 (en)	1982-03-31
AT373520B (en)	1984-01-25
EP0007512A1 (en)	1980-02-06
ATA525979A (en)	1983-06-15
FI75291B (en)	1988-02-29
FI75291C (en)	1988-06-09
IT7924366A0 (en)	1979-07-16
IT1122186B (en)	1986-04-23
DE2962392D1 (en)	1982-05-06

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Legal Events

Date	Code	Title	Description
2004-08-31	MM	Patent lapsed	Owner name: STELLRAM S.A.