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GB201211355D0 - Drill bit - Google Patents

Drill bit

Info

Publication number
GB201211355D0
GB201211355D0 GB201211355A GB201211355A GB201211355D0 GB 201211355 D0 GB201211355 D0 GB 201211355D0 GB 201211355 A GB201211355 A GB 201211355A GB 201211355 A GB201211355 A GB 201211355A GB 201211355 D0 GB201211355 D0 GB 201211355D0
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.)
Withdrawn
Application number
GB201211355A
Other versions
GB2492465A (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.)
Koki Holdings Co Ltd
Original Assignee
Hitachi Koki Co 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 Hitachi Koki Co Ltd filed Critical Hitachi Koki Co Ltd
Publication of GB201211355D0 publication Critical patent/GB201211355D0/en
Publication of GB2492465A publication Critical patent/GB2492465A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28D—WORKING STONE OR STONE-LIKE MATERIALS
    • B28D1/00—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor
    • B28D1/02—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor by sawing
    • B28D1/04—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor by sawing with circular or cylindrical saw-blades or saw-discs
    • B28D1/041—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor by sawing with circular or cylindrical saw-blades or saw-discs with cylinder saws, e.g. trepanning; saw cylinders, e.g. having their cutting rim equipped with abrasive particles

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Polishing Bodies And Polishing Tools (AREA)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)
GB201211355A 2011-06-27 2012-06-26 Trepan drill bit with abrasive tip Withdrawn GB2492465A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2011142322A JP5807773B2 (en) 2011-06-27 2011-06-27 Drill bit

Publications (2)

Publication Number Publication Date
GB201211355D0 true GB201211355D0 (en) 2012-08-08
GB2492465A GB2492465A (en) 2013-01-02

Family

ID=46704259

Family Applications (1)

Application Number Title Priority Date Filing Date
GB201211355A Withdrawn GB2492465A (en) 2011-06-27 2012-06-26 Trepan drill bit with abrasive tip

Country Status (4)

Country Link
JP (1) JP5807773B2 (en)
CN (1) CN202781461U (en)
GB (1) GB2492465A (en)
TW (1) TW201309449A (en)

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3600189A1 (en) * 1986-01-16 1987-07-16 Kazachskij Politekhn I Im W I DIAMOND DRILL BIT
US5137098A (en) * 1990-02-14 1992-08-11 Inland Diamond Products Company Diamond tool for drilling and routing
JP2685659B2 (en) * 1991-01-29 1997-12-03 株式会社日立製作所 Diamond core drill
EP0807493B1 (en) * 1995-02-01 2002-11-06 Hiroshi Ishizuka Superabrasive electroplated cutting edge and method of manufacturing the same
JP3606742B2 (en) * 1998-08-19 2005-01-05 株式会社ノリタケスーパーアブレーシブ Core bit with clearance in the base metal
KR100564271B1 (en) * 2004-04-14 2006-03-29 신한다이아몬드공업 주식회사 Concave Diamond Tools
JP4754789B2 (en) * 2004-07-29 2011-08-24 旭ダイヤモンド工業株式会社 Core drill
GB2443252B (en) * 2006-10-24 2010-11-17 C4 Carbides Ltd Blade
JP2011121323A (en) * 2009-12-11 2011-06-23 Hitachi Koki Co Ltd Drill bit

Also Published As

Publication number Publication date
GB2492465A (en) 2013-01-02
JP2013006400A (en) 2013-01-10
TW201309449A (en) 2013-03-01
JP5807773B2 (en) 2015-11-10
CN202781461U (en) 2013-03-13

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)