EP2282871A4 - Device and method for sensing a parameter related to a position of a displaceable element in a rock drill - Google Patents

Device and method for sensing a parameter related to a position of a displaceable element in a rock drill

Info

Publication number
EP2282871A4
EP2282871A4 EP09758603A EP09758603A EP2282871A4 EP 2282871 A4 EP2282871 A4 EP 2282871A4 EP 09758603 A EP09758603 A EP 09758603A EP 09758603 A EP09758603 A EP 09758603A EP 2282871 A4 EP2282871 A4 EP 2282871A4
Authority
EP
European Patent Office
Prior art keywords
sensing
position
device
method
parameter related
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.)
Granted
Application number
EP09758603A
Other languages
German (de)
French (fr)
Other versions
EP2282871A1 (en
EP2282871B1 (en
Inventor
Peter Birath
Mikael Lorin
Mattias Awad
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.)
Epiroc Rock Drills AB
Original Assignee
Epiroc Rock Drills AB
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
Priority to SE0801326 priority Critical
Application filed by Epiroc Rock Drills AB filed Critical Epiroc Rock Drills AB
Priority to PCT/SE2009/000286 priority patent/WO2009148376A1/en
Publication of EP2282871A1 publication Critical patent/EP2282871A1/en
Publication of EP2282871A4 publication Critical patent/EP2282871A4/en
Application granted granted Critical
Publication of EP2282871B1 publication Critical patent/EP2282871B1/en
Application status is Active legal-status Critical
Anticipated expiration legal-status Critical

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B25HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25DPERCUSSIVE TOOLS
    • B25D9/00Portable percussive tools with fluid-pressure drive, i.e. driven directly by fluids, e.g. having several percussive tool bits operated simultaneously
    • B25D9/14Control devices for the reciprocating piston
    • B25D9/26Control devices for adjusting the stroke of the piston or the force or frequency of impact thereof
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B25HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25DPERCUSSIVE TOOLS
    • B25D2217/00Details of, or accessories for, portable power-driven percussive tools
    • B25D2217/0011Details of anvils, guide-sleeves or pistons
    • B25D2217/0023Pistons
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B25HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25DPERCUSSIVE TOOLS
    • B25D2250/00General details of portable percussive tools; Components used in portable percussive tools
    • B25D2250/221Sensors
EP09758603.6A 2008-06-05 2009-06-02 Device and method for sensing a parameter related to a position of a displaceable element in a rock drill Active EP2282871B1 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
SE0801326 2008-06-05
PCT/SE2009/000286 WO2009148376A1 (en) 2008-06-05 2009-06-02 Device and method for sensing a parameter related to a position of a displaceable element in a rock drill

Publications (3)

Publication Number Publication Date
EP2282871A1 EP2282871A1 (en) 2011-02-16
EP2282871A4 true EP2282871A4 (en) 2011-12-14
EP2282871B1 EP2282871B1 (en) 2016-03-23

Family

ID=41398319

Family Applications (1)

Application Number Title Priority Date Filing Date
EP09758603.6A Active EP2282871B1 (en) 2008-06-05 2009-06-02 Device and method for sensing a parameter related to a position of a displaceable element in a rock drill

Country Status (2)

Country Link
EP (1) EP2282871B1 (en)
WO (1) WO2009148376A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10179424B2 (en) * 2015-10-28 2019-01-15 Caterpillar Inc. Diagnostic system for measuring acceleration of a demolition hammer

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2328635A (en) * 1997-09-01 1999-03-03 Bosch Gmbh Robert Impact screwdriver
US20070114062A1 (en) * 2005-11-21 2007-05-24 Hall David R Drill Bit Assembly with a Logging Device

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2945895C2 (en) * 1979-11-14 1986-06-05 Festo-Maschinenfabrik Gottlieb Stoll, 7300 Esslingen, De
SE444528B (en) * 1983-01-26 1986-04-21 Stabilator Ab Seen and apparatus for controlling the impact energy of an impact drill works as a function of the shank lege
JPH07502338A (en) * 1991-12-23 1995-03-09
US6257118B1 (en) * 1999-05-17 2001-07-10 Caterpillar Inc. Method and apparatus for controlling the actuation of a hydraulic cylinder
DE10219950C1 (en) * 2002-05-03 2003-10-30 Hilti Ag Pneumatic hammer mechanism with magnetic field-sensitive sensor

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2328635A (en) * 1997-09-01 1999-03-03 Bosch Gmbh Robert Impact screwdriver
US20070114062A1 (en) * 2005-11-21 2007-05-24 Hall David R Drill Bit Assembly with a Logging Device

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2009148376A1 *

Also Published As

Publication number Publication date
EP2282871A1 (en) 2011-02-16
WO2009148376A1 (en) 2009-12-10
EP2282871B1 (en) 2016-03-23

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