CH491726A - Hydraulic impact device - Google Patents

Hydraulic impact device

Info

Publication number
CH491726A
CH491726A CH825769A CH825769A CH491726A CH 491726 A CH491726 A CH 491726A CH 825769 A CH825769 A CH 825769A CH 825769 A CH825769 A CH 825769A CH 491726 A CH491726 A CH 491726A
Authority
CH
Switzerland
Prior art keywords
impact device
hydraulic impact
hydraulic
impact
Prior art date
Application number
CH825769A
Other languages
German (de)
Inventor
Gerber Juergen
Original Assignee
Orenstein & Koppel Ag
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 Orenstein & Koppel Ag filed Critical Orenstein & Koppel Ag
Publication of CH491726A publication Critical patent/CH491726A/en

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
    • B25D9/06—Means for driving the impulse member
    • B25D9/12—Means for driving the impulse member comprising a built-in liquid motor, i.e. the tool being driven by hydraulic pressure
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S173/00—Tool driving or impacting
    • Y10S173/04—Liquid operated

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Percussive Tools And Related Accessories (AREA)
CH825769A 1968-07-03 1969-05-30 Hydraulic impact device CH491726A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19681703727 DE1703727A1 (en) 1968-07-03 1968-07-03 Hydraulic impact device

Publications (1)

Publication Number Publication Date
CH491726A true CH491726A (en) 1970-06-15

Family

ID=5688532

Family Applications (1)

Application Number Title Priority Date Filing Date
CH825769A CH491726A (en) 1968-07-03 1969-05-30 Hydraulic impact device

Country Status (4)

Country Link
US (1) US3609969A (en)
CH (1) CH491726A (en)
DE (1) DE1703727A1 (en)
FR (1) FR2013373A1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3505732A1 (en) * 1985-02-15 1986-08-28 Mannesmann AG, 4000 Düsseldorf Hydraulically operated percussion device

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3892279A (en) * 1971-07-23 1975-07-01 Chicago Pneumatic Tool Co Reciprocating hydraulic hammer
GB1535927A (en) * 1975-04-08 1978-12-13 Secretary Industry Brit Hydraulic impactors
US4082471A (en) * 1976-01-02 1978-04-04 Imperial-Eastman Corporation Universal hydraulic impact tool
US4282937A (en) * 1976-04-28 1981-08-11 Joy Manufacturing Company Hammer
US4262917A (en) * 1978-10-11 1981-04-21 Ottestad Jack Benton Tool holder for impact tool
DE2916191A1 (en) * 1979-04-21 1980-10-23 Horst Knaebel POWER UNIT AS A DRIVE DEVICE, e.g. FOR FORMING, DEFORMING, COMPRESSING, HITING AND DRIVING
FI60151C (en) * 1979-06-26 1981-12-10 Tampella Oy Ab HYDRAULISK SLAGANORDNING
ATE225696T1 (en) * 1997-08-22 2002-10-15 Giovanni Bisutti DRIVEN TOOL
WO2005065891A1 (en) * 2003-12-19 2005-07-21 Clark Equipment Company Impact tool
US9068484B2 (en) 2013-03-11 2015-06-30 Lawrence Livermore National Security, Llc Double-reed exhaust valve engine

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3505732A1 (en) * 1985-02-15 1986-08-28 Mannesmann AG, 4000 Düsseldorf Hydraulically operated percussion device

Also Published As

Publication number Publication date
FR2013373A1 (en) 1970-04-03
US3609969A (en) 1971-10-05
DE1703727A1 (en) 1972-03-02

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Legal Events

Date Code Title Description
PL Patent ceased