EP2379283A4 - Damping device for percussion device, percussion device and drilling machine - Google Patents

Damping device for percussion device, percussion device and drilling machine

Info

Publication number
EP2379283A4
EP2379283A4 EP09838481.1A EP09838481A EP2379283A4 EP 2379283 A4 EP2379283 A4 EP 2379283A4 EP 09838481 A EP09838481 A EP 09838481A EP 2379283 A4 EP2379283 A4 EP 2379283A4
Authority
EP
European Patent Office
Prior art keywords
percussion
percussion device
drilling machine
damping
damping device
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Withdrawn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
EP09838481.1A
Other languages
German (de)
French (fr)
Other versions
EP2379283A1 (en
Inventor
Erik Jonsson
Fredrik Larsson
Daniel Gustavsson
Jakob Wallin
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
Atlas Copco 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
Application filed by Atlas Copco Rock Drills AB filed Critical Atlas Copco Rock Drills AB
Publication of EP2379283A1 publication Critical patent/EP2379283A1/en
Publication of EP2379283A4 publication Critical patent/EP2379283A4/en
Withdrawn legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25D—PERCUSSIVE TOOLS
    • B25D17/00—Details of, or accessories for, portable power-driven percussive tools
    • B25D17/24—Damping the reaction force
    • B25D17/245—Damping the reaction force using a fluid
    • 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
    • E21B1/00—Percussion drilling
    • E21B1/38—Hammer piston type, i.e. in which the tool bit or anvil is hit by an impulse member
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25D—PERCUSSIVE TOOLS
    • B25D17/00—Details of, or accessories for, portable power-driven percussive tools
    • B25D17/06—Hammer pistons; Anvils ; Guide-sleeves for pistons
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25D—PERCUSSIVE TOOLS
    • B25D9/00—Portable percussive tools with fluid-pressure drive, i.e. driven directly by fluids, e.g. having several percussive tool bits operated simultaneously
    • B25D9/14—Control devices for the reciprocating piston
    • B25D9/145—Control devices for the reciprocating piston for hydraulically actuated hammers having an accumulator
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25D—PERCUSSIVE TOOLS
    • B25D2217/00—Details of, or accessories for, portable power-driven percussive tools
    • B25D2217/0011—Details of anvils, guide-sleeves or pistons
    • B25D2217/0019—Guide-sleeves
EP09838481.1A 2009-01-16 2009-12-04 Damping device for percussion device, percussion device and drilling machine Withdrawn EP2379283A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE0900045A SE533344C2 (en) 2009-01-16 2009-01-16 Attenuation device for percussion, percussion and drilling machine
PCT/SE2009/000508 WO2010082871A1 (en) 2009-01-16 2009-12-04 Damping device for percussion device, percussion device and drilling machine

Publications (2)

Publication Number Publication Date
EP2379283A1 EP2379283A1 (en) 2011-10-26
EP2379283A4 true EP2379283A4 (en) 2013-09-04

Family

ID=42339986

Family Applications (1)

Application Number Title Priority Date Filing Date
EP09838481.1A Withdrawn EP2379283A4 (en) 2009-01-16 2009-12-04 Damping device for percussion device, percussion device and drilling machine

Country Status (3)

Country Link
EP (1) EP2379283A4 (en)
SE (1) SE533344C2 (en)
WO (1) WO2010082871A1 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102010029918A1 (en) * 2010-06-10 2011-12-15 Hilti Aktiengesellschaft machine tool
SE537838C2 (en) * 2014-02-14 2015-11-03 Atlas Copco Rock Drills Ab Damping device for percussion, percussion and rock drill
KR102056992B1 (en) * 2015-12-24 2019-12-17 후루까와 로크 드릴 가부시끼가이샤 Hydraulic strike device
FR3077752B1 (en) 2018-02-14 2020-01-31 Montabert ROTO-PERCUTANT HYDRAULIC PERFORATOR PROVIDED WITH A CONTROL CHAMBER PERMANENTLY CONNECTED TO A LOW PRESSURE ACCUMULATOR
SE1951244A1 (en) * 2019-10-31 2021-04-20 Epiroc Drilling Tools Ab Pneumatic drill hammer comprising a boost chamber and a drilling rig comprising such a drill hammer
FR3120247B1 (en) 2021-03-01 2023-09-29 Montabert Roger Hydraulic rotary hammer drill equipped with a stop piston
FR3120248B1 (en) 2021-03-01 2023-02-10 Montabert Roger Hydraulic roto-percussion drill equipped with a stop piston and a braking chamber

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2355617A1 (en) * 1975-12-18 1978-01-20 Montabert Roger Percussion tool with bit operated by double acting piston - has stepped dia. annular chamber filled with incompressible fluid to absorb shock
US4582145A (en) * 1982-10-08 1986-04-15 Oy Tampella Ab Pressure-medium driven percussion device
GB2193919A (en) * 1986-05-02 1988-02-24 Tampella Oy Ab Arrangement for the axial bearing of a drilling machine
US5351763A (en) * 1990-02-23 1994-10-04 Tamrock Oy Arrangement for an axial bearing in a drilling machine

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3741072A (en) * 1971-02-17 1973-06-26 G Romell Hydraulic fluid actuated percussion tool
SE8604362L (en) * 1986-10-15 1988-04-16 Atlas Copco Ab DIMMING DEVICE AT A BEAUTIFUL MOUNTAIN DRILLING MACHINE
SE508064C2 (en) * 1993-10-15 1998-08-17 Atlas Copco Rock Drills Ab Rock drilling device with reflex damper
US5944120A (en) * 1997-11-10 1999-08-31 Caterpillar Inc. Hydraulic hammer assembly having low vibration characteristics

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2355617A1 (en) * 1975-12-18 1978-01-20 Montabert Roger Percussion tool with bit operated by double acting piston - has stepped dia. annular chamber filled with incompressible fluid to absorb shock
US4582145A (en) * 1982-10-08 1986-04-15 Oy Tampella Ab Pressure-medium driven percussion device
GB2193919A (en) * 1986-05-02 1988-02-24 Tampella Oy Ab Arrangement for the axial bearing of a drilling machine
US5351763A (en) * 1990-02-23 1994-10-04 Tamrock Oy Arrangement for an axial bearing in a drilling machine

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2010082871A1 *

Also Published As

Publication number Publication date
SE533344C2 (en) 2010-08-31
SE0900045A1 (en) 2010-07-17
WO2010082871A1 (en) 2010-07-22
EP2379283A1 (en) 2011-10-26

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Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

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17P Request for examination filed

Effective date: 20110721

AK Designated contracting states

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Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO SE SI SK SM TR

RIN1 Information on inventor provided before grant (corrected)

Inventor name: JONSSON, ERIK

Inventor name: GUSTAVSSON, DANIEL

Inventor name: WALLIN, JAKOB

Inventor name: LARSSON, FREDRIK

DAX Request for extension of the european patent (deleted)
A4 Supplementary search report drawn up and despatched

Effective date: 20130802

RIC1 Information provided on ipc code assigned before grant

Ipc: B25D 17/24 20060101AFI20130729BHEP

Ipc: B25D 17/06 20060101ALN20130729BHEP

STAA Information on the status of an ep patent application or granted ep patent

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Effective date: 20140301