GB2050214B - Piercing tool - Google Patents

Piercing tool

Info

Publication number: GB2050214B
Authority: GB; United Kingdom
Prior art keywords: piercing tool; piercing; tool
Prior art date: 1979-05-25
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

Application number

GB8016270A

Other versions

GB2050214A (en

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.)

Rothenberger Co GmbH

Original Assignee

Rothenberger Co GmbH

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.)

1979-05-25

Filing date

1980-05-16

Publication date

1982-12-01

1980-05-16 Application filed by Rothenberger Co GmbH filed Critical Rothenberger Co GmbH

1981-01-07 Publication of GB2050214A publication Critical patent/GB2050214A/en

1982-12-01 Application granted granted Critical

1982-12-01 Publication of GB2050214B publication Critical patent/GB2050214B/en

Status Expired legal-status Critical Current

Classifications

- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B51/00—Tools for drilling machines
- B23B51/0081—Conical drills
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B2215/00—Details of workpieces
- B23B2215/72—Tubes, pipes
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B2251/00—Details of tools for drilling machines
- B23B2251/40—Flutes, i.e. chip conveying grooves
- B23B2251/406—Flutes, i.e. chip conveying grooves of special form not otherwise provided for
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B2270/00—Details of turning, boring or drilling machines, processes or tools not otherwise provided for
- B23B2270/02—Use of a particular power source
- B23B2270/022—Electricity

Landscapes

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

GB8016270A 1979-05-25 1980-05-16 Piercing tool Expired GB2050214B (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE19792921190 DE2921190C2 (en)	1979-05-25	1979-05-25	Conical sheet metal drills, in particular for making openings in body parts for cavity preservation

Publications (2)

Publication Number	Publication Date
GB2050214A GB2050214A (en)	1981-01-07
GB2050214B true GB2050214B (en)	1982-12-01

Family

ID=6071661

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
GB8016270A Expired GB2050214B (en)	1979-05-25	1980-05-16	Piercing tool

Country Status (2)

Country	Link
DE (1)	DE2921190C2 (en)
GB (1)	GB2050214B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB2212422B (en) *	1987-11-17	1992-01-22	John Hammond	Rotary bits
GB9920976D0 (en) *	1999-09-07	1999-11-10	Rawlplug Co Ltd	Hole-forming tool
US20120195704A1 (en) *	2011-01-31	2012-08-02	White Christopher L	Drill bit
AU2014274759B2 (en)	2013-06-06	2016-09-29	Milwaukee Electric Tool Corporation	Step drill bit
US11273501B2 (en)	2018-04-26	2022-03-15	Milwaukee Electric Tool Corporation	Step drill bit

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE7413133U (en) *		1974-07-18	Rothenberger E Schweisstechnik U Industrie Bedarf	Conical drill bit
GB1205060A (en) *	1967-10-10	1970-09-16	Barworth Flockton Ltd	Improved drill
DE2209668A1 (en) *	1972-03-01	1973-09-06	Uwe C Seefluth	SHEET METAL DRILLS
US3836278A (en) *	1972-12-14	1974-09-17	Int Research & Dev Co Ltd	Tapered drill bit

1979
- 1979-05-25 DE DE19792921190 patent/DE2921190C2/en not_active Expired
1980
- 1980-05-16 GB GB8016270A patent/GB2050214B/en not_active Expired

Also Published As

Publication number	Publication date
DE2921190C2 (en)	1985-05-09
GB2050214A (en)	1981-01-07
DE2921190A1 (en)	1980-12-04

Publication	Publication Date	Title
GB2026915B (en)	1982-06-23	Cutting tool
JPS5656326A (en)	1981-05-18	Cutting tool
DE3066001D1 (en)	1984-02-02	Tool holder
GB2040779B (en)	1982-11-17	Cutter
JPS5619711A (en)	1981-02-24	Perforating tool
DE3066118D1 (en)	1984-02-23	Cutting tool
GB2047601B (en)	1982-10-20	Scoring tool
JPS55131410A (en)	1980-10-13	Extracting tool
JPS55105988A (en)	1980-08-14	Manual climp tool
GB2059821B (en)	1983-03-02	Tool holder
JPS55126367A (en)	1980-09-30	Soldering tool
ZA806974B (en)	1981-10-28	Tool
JPS5617142A (en)	1981-02-18	Upsetting tool
GB2050214B (en)	1982-12-01	Piercing tool
JPS5689452A (en)	1981-07-20	Tool holder
JPS55155647A (en)	1980-12-04	Tamponing tool
GB2052934B (en)	1983-03-09	Cultivating tool
GB2065512B (en)	1983-03-09	Hand tools
GB2059824B (en)	1983-03-23	Cutting tool
JPS5689402A (en)	1981-07-20	Cutting tool
GB2069386B (en)	1983-08-10	Rotary piercing tools
GB2056359B (en)	1982-12-22	Cutting implement
DE3068937D1 (en)	1984-09-20	Tool holder
GB2043499B (en)	1982-10-13	Boring tool
GB2042952B (en)	1982-11-17	Knurling tool

Legal Events

Date	Code	Title	Description
1989-01-05	PCNP	Patent ceased through non-payment of renewal fee