EP2076364A4 - HYDRAULIC IMPACT DEVICE - Google Patents

HYDRAULIC IMPACT DEVICE

Info

Publication number
EP2076364A4
EP2076364A4 EP07835133A EP07835133A EP2076364A4 EP 2076364 A4 EP2076364 A4 EP 2076364A4 EP 07835133 A EP07835133 A EP 07835133A EP 07835133 A EP07835133 A EP 07835133A EP 2076364 A4 EP2076364 A4 EP 2076364A4
Authority
EP
European Patent Office
Prior art keywords
impact device
hydraulic impact
hydraulic
impact
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Withdrawn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
EP07835133A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP2076364A1 (en
Inventor
Stig Roland Henriksson
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.)
Construction Tools PC AB
Original Assignee
Atlas Copco Construction Tools 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 Construction Tools AB filed Critical Atlas Copco Construction Tools AB
Publication of EP2076364A1 publication Critical patent/EP2076364A1/en
Publication of EP2076364A4 publication Critical patent/EP2076364A4/en
Withdrawn legal-status Critical Current

Links

Classifications

    • 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
    • B25D9/04—Portable percussive tools with fluid-pressure drive, i.e. driven directly by fluids, e.g. having several percussive tool bits operated simultaneously of the 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
    • 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
    • B25D17/11—Arrangements of noise-damping means
    • 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
    • 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
    • B25D9/16—Valve arrangements therefor
    • B25D9/18—Valve arrangements therefor involving a piston-type slide valve
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25D—PERCUSSIVE TOOLS
    • B25D2250/00—General details of portable percussive tools; Components used in portable percussive tools
    • B25D2250/365—Use of seals

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Supply Devices, Intensifiers, Converters, And Telemotors (AREA)
  • Percussive Tools And Related Accessories (AREA)
EP07835133A 2006-10-25 2007-10-24 HYDRAULIC IMPACT DEVICE Withdrawn EP2076364A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE0602237A SE530617C2 (sv) 2006-10-25 2006-10-25 Hydrauliskt slagverk
PCT/SE2007/000932 WO2008051146A1 (en) 2006-10-25 2007-10-24 Hydraulic impact device

Publications (2)

Publication Number Publication Date
EP2076364A1 EP2076364A1 (en) 2009-07-08
EP2076364A4 true EP2076364A4 (en) 2012-11-14

Family

ID=39324851

Family Applications (1)

Application Number Title Priority Date Filing Date
EP07835133A Withdrawn EP2076364A4 (en) 2006-10-25 2007-10-24 HYDRAULIC IMPACT DEVICE

Country Status (3)

Country Link
EP (1) EP2076364A4 (sv)
SE (1) SE530617C2 (sv)
WO (1) WO2008051146A1 (sv)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110107220A (zh) * 2019-05-05 2019-08-09 三峡大学 撞击装置及凿岩设备

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE534794C2 (sv) 2010-04-01 2011-12-27 Atlas Copco Rock Drills Ab Hydraulisk slående anordning, kolvstyrning, samt borrigg
JP6438897B2 (ja) * 2014-01-31 2018-12-19 古河ロックドリル株式会社 液圧式打撃装置

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB814240A (en) * 1957-05-24 1959-06-03 Industrikompaniet Ab Vibrator
DE3229309C2 (sv) * 1982-08-05 1987-05-21 Institut Avtomatiki Akademii Nauk Kirgizskoj Ssr, Frunze, Su

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4231434A (en) * 1978-02-21 1980-11-04 Justus Edgar J Hydraulic impact device
SE433821B (sv) * 1979-11-29 1984-06-18 Vni I P Konstrukt Med slagverkan arbetande maskin
JPH03208215A (ja) * 1990-01-10 1991-09-11 Izumi Seiki Seisakusho:Kk 油圧式ブレーカー
SE506400C2 (sv) * 1995-03-23 1997-12-08 Goeran Nilsson Tätningsbildande anordning

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB814240A (en) * 1957-05-24 1959-06-03 Industrikompaniet Ab Vibrator
DE3229309C2 (sv) * 1982-08-05 1987-05-21 Institut Avtomatiki Akademii Nauk Kirgizskoj Ssr, Frunze, Su

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2008051146A1 *

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110107220A (zh) * 2019-05-05 2019-08-09 三峡大学 撞击装置及凿岩设备
CN110107220B (zh) * 2019-05-05 2020-12-04 三峡大学 撞击装置及凿岩设备

Also Published As

Publication number Publication date
SE530617C2 (sv) 2008-07-15
WO2008051146A1 (en) 2008-05-02
SE0602237L (sv) 2008-04-26
EP2076364A1 (en) 2009-07-08

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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: 20090326

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 HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR

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

Effective date: 20121012

RIC1 Information provided on ipc code assigned before grant

Ipc: B25D 9/18 20060101ALI20121008BHEP

Ipc: B25D 9/14 20060101ALI20121008BHEP

Ipc: B25D 9/04 20060101AFI20121008BHEP

Ipc: B25D 17/11 20060101ALI20121008BHEP

17Q First examination report despatched

Effective date: 20130422

RAP1 Party data changed (applicant data changed or rights of an application transferred)

Owner name: CONSTRUCTION TOOLS PC AB

GRAP Despatch of communication of intention to grant a patent

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Effective date: 20141217

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18D Application deemed to be withdrawn

Effective date: 20150429