IN2014KN01438A - - Google Patents

Info

Publication number
IN2014KN01438A
IN2014KN01438A IN1438KON2014A IN2014KN01438A IN 2014KN01438 A IN2014KN01438 A IN 2014KN01438A IN 1438KON2014 A IN1438KON2014 A IN 1438KON2014A IN 2014KN01438 A IN2014KN01438 A IN 2014KN01438A
Authority
IN
India
Prior art keywords
shank
bit
lug
blended
array
Prior art date
Application number
Inventor
Conny Seppälä
Tomas Sh Jansson
Original Assignee
Sandvik Intellectual Property
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=47324152&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=IN2014KN01438(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Sandvik Intellectual Property filed Critical Sandvik Intellectual Property
Publication of IN2014KN01438A publication Critical patent/IN2014KN01438A/en

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B10/00—Drill bits
    • E21B10/36—Percussion drill bits
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP 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

Abstract

This invention relates to a bit (1) for a percussive hammer and shank therefore. The bit comprises an elongated shank (2) a head (4) at a first end of the shank (2) and an array of lengthwise extending spline portions defining outwardly extending retention lugs (20) at or toward a further end of the shank (2). At least a side face (30) of at least one lug (20) is blended into the shank (2) of the bit (1).
IN1438KON2014 2012-01-09 2012-12-07 IN2014KN01438A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP12150466.6A EP2612981B1 (en) 2012-01-09 2012-01-09 A drill bit for a percussive hammer, and shank and retention lug therefore
PCT/EP2012/074791 WO2013104470A2 (en) 2012-01-09 2012-12-07 A drill bit for a percussive hammer, and shank therefore

Publications (1)

Publication Number Publication Date
IN2014KN01438A true IN2014KN01438A (en) 2015-10-23

Family

ID=47324152

Family Applications (1)

Application Number Title Priority Date Filing Date
IN1438KON2014 IN2014KN01438A (en) 2012-01-09 2012-12-07

Country Status (14)

Country Link
US (1) US9719306B2 (en)
EP (1) EP2612981B1 (en)
KR (1) KR101989647B1 (en)
CN (1) CN104080997B (en)
AU (1) AU2012365552B2 (en)
BR (1) BR112014016911A8 (en)
CA (1) CA2862662A1 (en)
CL (1) CL2014001764A1 (en)
IN (1) IN2014KN01438A (en)
MX (1) MX346391B (en)
PE (1) PE20150030A1 (en)
RU (1) RU2597226C2 (en)
WO (1) WO2013104470A2 (en)
ZA (1) ZA201404617B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2873799B1 (en) 2013-11-18 2017-06-14 Sandvik Intellectual Property AB Down-the-hole hammer drill bit assembly
ES2716860T3 (en) 2014-01-21 2019-06-17 Sandvik Intellectual Property Hammer drill assembly in quick release bottom
WO2017063692A1 (en) * 2015-10-14 2017-04-20 Sandvik Intellectual Property Ab Extendable apparatus, drill head, and method
EP3214259B1 (en) 2016-03-04 2019-01-30 Sandvik Intellectual Property AB Down-the-hole hammer drill bit retaining assembly
WO2020051637A1 (en) * 2018-09-10 2020-03-19 Ignis Technologies Pty Ltd A bit and a bit drive and retention system for a downhole hammer and associated shroud and porting system

Family Cites Families (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2608180A (en) * 1949-05-27 1952-08-26 Joy Mfg Co Rock drill
GB1264016A (en) * 1969-10-13 1972-02-16 Ingersoll Rand Co Rock drill bit drive
SU332213A1 (en) * 1970-10-05 1971-11-30 В. Ф. Чуб
US3918538A (en) 1974-07-01 1975-11-11 Hughes Tool Co Rotary percussion earth boring bit
US4862976A (en) 1988-11-22 1989-09-05 Sandvik Rock Tools, Inc. Spline drive for percussion drilling tool
US5065827A (en) * 1990-12-21 1991-11-19 Smith International, Inc. Hammer bit retention tool
DE19516034A1 (en) * 1995-05-04 1996-11-07 Hilti Ag Torque transmission device for hand tools
JP2000501031A (en) 1995-10-12 2000-02-02 ローベルト ボツシユ ゲゼルシヤフト ミツト ベシユレンクテル ハフツング Insertion tool and tool holder used for an electric machine performing a drilling operation and / or a hitting operation
AUPO737497A0 (en) * 1997-06-16 1997-07-10 Sds Digger Tools Pty Ltd Drill bit with drive and retaining means located forwardly of hammer barrel
US6502650B1 (en) * 2000-11-15 2003-01-07 Sandvik Ab Percussive down-the-hole hammer for rock drilling, and a drill bit used therein
EP1215046A1 (en) 2000-12-12 2002-06-19 Fischer & Krecke Gmbh & Co. Printing press with device for cleaning the printing form
SE520036C2 (en) * 2002-06-26 2003-05-13 Sandvik Ab Rock drill crown for percussion drilling, especially top hammer drilling, has grooves and bars with cutting edges on outside of its apron
SE526252C2 (en) 2003-03-26 2005-08-09 Wassara Ab Hydraulic drill string device
AR044551A1 (en) * 2003-05-26 2005-09-21 Shell Int Research DRILLING HEAD WITH PERCUSSION PERFORATION SYSTEM THAT INCLUDES SUCH DRILLING HEAD AND A METHOD FOR DRILLING A WELL
US6938710B2 (en) 2003-06-27 2005-09-06 Sandvik Ab Bit head retaining system and method of installing a bit head in a percussion drill
AU2003903831A0 (en) 2003-07-24 2003-08-07 Sparr Drilling Equipment Pty Ltd Downhole hammer drill
DE10338640A1 (en) * 2003-08-22 2005-03-17 Hilti Ag Plug-in ends for a rotating and beating tool
IES20050495A2 (en) 2005-07-20 2006-11-01 Minroc Techn Promotions Ltd A drill bit assembly for fluid-operated percussion drill tools
AU2006203631B2 (en) 2005-08-23 2012-06-14 Sandvik Mining And Construction Australia (Production/Supply) Pty Ltd Lubrication means for a spline
US7343989B2 (en) * 2005-10-24 2008-03-18 Smith International, Inc. Secondary retainer for a downhole hammer bit
US20070137895A1 (en) * 2005-12-21 2007-06-21 Smith International, Inc. Percussion drill bit with V-shaped splines
US7775287B2 (en) * 2006-12-12 2010-08-17 Baker Hughes Incorporated Methods of attaching a shank to a body of an earth-boring drilling tool, and tools formed by such methods
CN101680271B (en) * 2007-05-25 2012-08-29 李光益 Hammer bit
WO2009023930A1 (en) * 2007-08-21 2009-02-26 Andrew Stephen Gilbert Down-hole hammer drill
SE533590C2 (en) 2009-01-14 2010-11-02 Wassara Ab Drill bit for submersible drill
IES20090701A2 (en) * 2009-08-31 2010-05-12 Minroc Techn Promotions Ltd A drill bit assembly for fluid-operated percussion drill tools

Also Published As

Publication number Publication date
ZA201404617B (en) 2017-08-30
CN104080997A (en) 2014-10-01
BR112014016911A2 (en) 2017-06-13
RU2597226C2 (en) 2016-09-10
US20140345953A1 (en) 2014-11-27
AU2012365552B2 (en) 2017-07-20
PE20150030A1 (en) 2015-01-28
CL2014001764A1 (en) 2014-11-21
MX2014008273A (en) 2014-08-22
AU2012365552A1 (en) 2014-07-10
EP2612981A1 (en) 2013-07-10
CA2862662A1 (en) 2013-07-18
WO2013104470A3 (en) 2014-01-03
EP2612981B1 (en) 2014-07-16
US9719306B2 (en) 2017-08-01
CN104080997B (en) 2017-04-26
KR101989647B1 (en) 2019-09-24
WO2013104470A2 (en) 2013-07-18
MX346391B (en) 2017-03-17
BR112014016911A8 (en) 2017-07-04
KR20140119015A (en) 2014-10-08
RU2014132899A (en) 2016-02-27

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