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GB2388803B - Drill bit - Google Patents

Drill bit

Info

Publication number
GB2388803B
GB2388803B GB0200694A GB0200694A GB2388803B GB 2388803 B GB2388803 B GB 2388803B GB 0200694 A GB0200694 A GB 0200694A GB 0200694 A GB0200694 A GB 0200694A GB 2388803 B GB2388803 B GB 2388803B
Authority
GB
United Kingdom
Prior art keywords
drill bit
drill
bit
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
GB0200694A
Other versions
GB2388803A (en
GB0200694D0 (en
Inventor
Anthony Davies
Shui Xian Han
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.)
HANGZHOU XIAOSHAN JIAJIA TOOLS
TCL Products Ltd
Original Assignee
HANGZHOU XIAOSHAN JIAJIA TOOLS
TCL Products Ltd
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 HANGZHOU XIAOSHAN JIAJIA TOOLS, TCL Products Ltd filed Critical HANGZHOU XIAOSHAN JIAJIA TOOLS
Priority to GB0200694A priority Critical patent/GB2388803B/en
Publication of GB0200694D0 publication Critical patent/GB0200694D0/en
Priority to GB0415126A priority patent/GB2398753B/en
Priority to AU2003202661A priority patent/AU2003202661A1/en
Priority to PCT/GB2003/000087 priority patent/WO2003057437A1/en
Publication of GB2388803A publication Critical patent/GB2388803A/en
Application granted granted Critical
Publication of GB2388803B publication Critical patent/GB2388803B/en
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
    • B23B51/00—Tools for drilling machines
    • B23B51/04—Drills for trepanning
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B51/00—Tools for drilling machines
    • B23B51/04—Drills for trepanning
    • B23B51/0426—Drills for trepanning with centering devices
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
    • B27G—ACCESSORY MACHINES OR APPARATUS FOR WORKING WOOD OR SIMILAR MATERIALS; TOOLS FOR WORKING WOOD OR SIMILAR MATERIALS; SAFETY DEVICES FOR WOOD WORKING MACHINES OR TOOLS
    • B27G15/00—Boring or turning tools; Augers

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Forests & Forestry (AREA)
  • Drilling Tools (AREA)
  • Earth Drilling (AREA)
GB0200694A 2002-01-14 2002-01-14 Drill bit Expired - Fee Related GB2388803B (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
GB0200694A GB2388803B (en) 2002-01-14 2002-01-14 Drill bit
GB0415126A GB2398753B (en) 2002-01-14 2003-01-14 Drill bit
AU2003202661A AU2003202661A1 (en) 2002-01-14 2003-01-14 Drill bit
PCT/GB2003/000087 WO2003057437A1 (en) 2002-01-14 2003-01-14 Drill bit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0200694A GB2388803B (en) 2002-01-14 2002-01-14 Drill bit

Publications (3)

Publication Number Publication Date
GB0200694D0 GB0200694D0 (en) 2002-02-27
GB2388803A GB2388803A (en) 2003-11-26
GB2388803B true GB2388803B (en) 2005-11-02

Family

ID=9929002

Family Applications (2)

Application Number Title Priority Date Filing Date
GB0200694A Expired - Fee Related GB2388803B (en) 2002-01-14 2002-01-14 Drill bit
GB0415126A Expired - Fee Related GB2398753B (en) 2002-01-14 2003-01-14 Drill bit

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB0415126A Expired - Fee Related GB2398753B (en) 2002-01-14 2003-01-14 Drill bit

Country Status (3)

Country Link
AU (1) AU2003202661A1 (en)
GB (2) GB2388803B (en)
WO (1) WO2003057437A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2000050564A2 (en) * 1999-02-26 2000-08-31 Myriad Genetics, Inc. Method for extracting dna from dried specimens

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US949126A (en) * 1909-04-28 1910-02-15 Michael H Lyons Cutter-head.
US1446194A (en) * 1922-05-20 1923-02-20 John T Mccullough Cutter
GB540073A (en) * 1940-07-22 1941-10-03 Ferranti Ltd Improvements in or relating to metal drills
GB684988A (en) * 1950-07-15 1952-12-31 Smith And Westwood Ltd Improvements in and relating to drill bits
EP0181841A2 (en) * 1984-08-08 1986-05-21 Jansson, Sonja Drill
GB2219229A (en) * 1988-05-03 1989-12-06 Kwo Werkzeuge Gmbh Drill bit
DE9101623U1 (en) * 1990-02-13 1991-05-23 Giess & Quanz Gmbh, 5630 Remscheid Cutting tool
US20010031180A1 (en) * 1999-12-10 2001-10-18 Vasudeva Kailash C. Drill bit for non-linear drilling

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB857366A (en) * 1958-02-24 1960-12-29 Crucible Steel Co America Alloy steel
US3988955A (en) * 1972-12-14 1976-11-02 Engel Niels N Coated steel product and process of producing the same
US5099933A (en) * 1989-09-13 1992-03-31 Vermont American Corporation Drill bit for drilling along arcuate path
US6071284A (en) * 1995-10-30 2000-06-06 Biomedical Enterprises, Inc. Materials collection system and uses thereof
DE19910580C1 (en) * 1999-03-10 2000-07-27 Tigra Hartstoff Gmbh End mill blank made of hard material

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US949126A (en) * 1909-04-28 1910-02-15 Michael H Lyons Cutter-head.
US1446194A (en) * 1922-05-20 1923-02-20 John T Mccullough Cutter
GB540073A (en) * 1940-07-22 1941-10-03 Ferranti Ltd Improvements in or relating to metal drills
GB684988A (en) * 1950-07-15 1952-12-31 Smith And Westwood Ltd Improvements in and relating to drill bits
EP0181841A2 (en) * 1984-08-08 1986-05-21 Jansson, Sonja Drill
GB2219229A (en) * 1988-05-03 1989-12-06 Kwo Werkzeuge Gmbh Drill bit
DE9101623U1 (en) * 1990-02-13 1991-05-23 Giess & Quanz Gmbh, 5630 Remscheid Cutting tool
US20010031180A1 (en) * 1999-12-10 2001-10-18 Vasudeva Kailash C. Drill bit for non-linear drilling

Also Published As

Publication number Publication date
GB2388803A (en) 2003-11-26
GB0415126D0 (en) 2004-08-11
GB2398753B (en) 2006-02-08
GB0200694D0 (en) 2002-02-27
WO2003057437A1 (en) 2003-07-17
AU2003202661A1 (en) 2003-07-24
GB2398753A (en) 2004-09-01

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Legal Events

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

Effective date: 20110114