GB201416606D0 - Drill bit retention sleeve and chuck for a percussive drill - Google Patents

Drill bit retention sleeve and chuck for a percussive drill

Info

Publication number
GB201416606D0
GB201416606D0 GBGB1416606.0A GB201416606A GB201416606D0 GB 201416606 D0 GB201416606 D0 GB 201416606D0 GB 201416606 A GB201416606 A GB 201416606A GB 201416606 D0 GB201416606 D0 GB 201416606D0
Authority
GB
United Kingdom
Prior art keywords
drill
chuck
retention sleeve
percussive
bit retention
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Withdrawn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
GBGB1416606.0A
Other versions
GB2530318A (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.)
Halco Rock Tools Ltd
Original Assignee
Halco Rock Tools 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 Halco Rock Tools Ltd filed Critical Halco Rock Tools Ltd
Priority to GB1416606.0A priority Critical patent/GB2530318A/en
Publication of GB201416606D0 publication Critical patent/GB201416606D0/en
Publication of GB2530318A publication Critical patent/GB2530318A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
    • E21B17/02—Couplings; joints
    • E21B17/04—Couplings; joints between rod or the like and bit or between rod and rod or the like
    • E21B17/07—Telescoping joints for varying drill string lengths; Shock absorbers
    • E21B17/076—Telescoping joints for varying drill string lengths; Shock absorbers between rod or pipe and drill bit

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Earth Drilling (AREA)
  • Percussive Tools And Related Accessories (AREA)
GB1416606.0A 2014-09-19 2014-09-19 Drill bit retention sleeve and chuck for a percussive drill Withdrawn GB2530318A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1416606.0A GB2530318A (en) 2014-09-19 2014-09-19 Drill bit retention sleeve and chuck for a percussive drill

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1416606.0A GB2530318A (en) 2014-09-19 2014-09-19 Drill bit retention sleeve and chuck for a percussive drill

Publications (2)

Publication Number Publication Date
GB201416606D0 true GB201416606D0 (en) 2014-11-05
GB2530318A GB2530318A (en) 2016-03-23

Family

ID=51869189

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1416606.0A Withdrawn GB2530318A (en) 2014-09-19 2014-09-19 Drill bit retention sleeve and chuck for a percussive drill

Country Status (1)

Country Link
GB (1) GB2530318A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114746618A (en) * 2019-11-28 2022-07-12 敏康国际有限公司 Drill bit assembly for fluid operated percussion drill tool

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5647447A (en) * 1996-06-10 1997-07-15 Ingersoll-Rand Company Bit retention device for a bit and chuck assembly of a down-the-hole percussive drill
WO1998005476A1 (en) * 1996-07-31 1998-02-12 Sds Digger Tools Pty. Ltd. Forwardly located bit retention means
US6070678A (en) * 1998-05-01 2000-06-06 Numa Tool Company Bit retention system
US8657040B2 (en) * 2009-03-19 2014-02-25 Smith International, Inc. Percussion drilling assembly and locking system therefor
CA2816273A1 (en) * 2010-10-28 2012-05-03 Bernard Lionel Gien A down-the-hole hammer drill assembly

Also Published As

Publication number Publication date
GB2530318A (en) 2016-03-23

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)

Free format text: REGISTERED BETWEEN 20170105 AND 20170111

732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)

Free format text: REGISTERED BETWEEN 20170511 AND 20170517

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