AU6299299A - Drill bits - Google Patents

Drill bits

Info

Publication number: AU6299299A
Authority: AU; Australia
Prior art keywords: drill bits; drill; bits
Prior art date: 1999-08-11
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.): Abandoned

Application number

AU62992/99A

Inventor

Andre Jurgens

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.)

1999-08-11

Filing date

1999-08-11

Publication date

2001-03-05

1999-08-11 Application filed by Individual filed Critical Individual

2001-03-05 Publication of AU6299299A publication Critical patent/AU6299299A/en

Status Abandoned 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
- B23B51/009—Stepped drills

Landscapes

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

AU62992/99A 1999-08-11 1999-08-11 Drill bits Abandoned AU6299299A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
PCT/ZA1999/000066 WO2001010587A1 (en)	1999-08-11	1999-08-11	Drill bits

Publications (1)

Publication Number	Publication Date
AU6299299A true AU6299299A (en)	2001-03-05

Family

ID=25587496

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
AU62992/99A Abandoned AU6299299A (en)	1999-08-11	1999-08-11	Drill bits

Country Status (2)

Country	Link
AU (1)	AU6299299A (en)
WO (1)	WO2001010587A1 (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB0423942D0 (en) *	2004-10-28	2004-12-01	J & G Hall Ltd	Drills
US9156094B2 (en) *	2012-01-23	2015-10-13	Irwin Industrial Tool Company	Step drill for wood
GB2579514B (en)	2013-06-06	2020-12-16	Milwaukee Electric Tool Corp	Step drill bit
CN103658704A (en) *	2013-12-05	2014-03-26	周世军	Machining cutter used for manufacturing stepped taper hole machine barrels
DE102016214386A1 (en) *	2016-07-14	2018-01-18	MAPAL Fabrik für Präzisionswerkzeuge Dr. Kress KG	Step drills
US11273501B2 (en)	2018-04-26	2022-03-15	Milwaukee Electric Tool Corporation	Step drill bit
WO2020206076A1 (en) *	2019-04-04	2020-10-08	Miller Dowel Company	Stepped drill bit with alternately sharpened edges to clean-out obscured fastener openings in cross laminated timber joints
US11260459B2 (en)	2020-04-30	2022-03-01	The Boeing Company	Tools and methods for forming aligned holes from near full-sized holes

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB540073A (en) *	1940-07-22	1941-10-03	Ferranti Ltd	Improvements in or relating to metal drills
US2389909A (en) *	1944-01-17	1945-11-27	Hofbauer Frank	Rotary cutting tool
SE426148B (en) *	1981-10-12	1982-12-13	Hugo Linden	BUILDING BORR
US4582458A (en) *	1984-08-09	1986-04-15	American Saw & Mfg. Company	Stepped drill construction
US5326196A (en) *	1993-06-21	1994-07-05	Noll Robert R	Pilot drill bit
DE9414659U1 (en) *	1994-09-09	1994-11-17	Dürr Präzisionswerkzeuge GmbH, 74613 Öhringen	Multi-step drill
US5466100A (en) *	1994-10-24	1995-11-14	Alfa Manufacturing Industries, Inc.	Multi-stepped power drill bit having handle chuck adaptor

1999
- 1999-08-11 AU AU62992/99A patent/AU6299299A/en not_active Abandoned
- 1999-08-11 WO PCT/ZA1999/000066 patent/WO2001010587A1/en active Application Filing

Also Published As

Publication number	Publication date
WO2001010587A1 (en)	2001-02-15

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Legal Events

Date	Code	Title	Description
2001-07-12	MK6	Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase