FR2264986A1 - - Google Patents

Info

Publication number
FR2264986A1
FR2264986A1 FR7508587A FR7508587A FR2264986A1 FR 2264986 A1 FR2264986 A1 FR 2264986A1 FR 7508587 A FR7508587 A FR 7508587A FR 7508587 A FR7508587 A FR 7508587A FR 2264986 A1 FR2264986 A1 FR 2264986A1
Authority
FR
France
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
FR7508587A
Other languages
French (fr)
Other versions
FR2264986B3 (sv
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.)
Keelavite Hydraulics Ltd
Original Assignee
Keelavite Hydraulics Ltd
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 Keelavite Hydraulics Ltd filed Critical Keelavite Hydraulics Ltd
Publication of FR2264986A1 publication Critical patent/FR2264986A1/fr
Application granted granted Critical
Publication of FR2264986B3 publication Critical patent/FR2264986B3/fr
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
    • F01L25/00—Drive, or adjustment during the operation, or distribution or expansion valves by non-mechanical means
    • F01L25/02—Drive, or adjustment during the operation, or distribution or expansion valves by non-mechanical means by fluid means
    • F01L25/04—Drive, or adjustment during the operation, or distribution or expansion valves by non-mechanical means by fluid means by working-fluid of machine or engine, e.g. free-piston machine
    • F01L25/06—Arrangements with main and auxiliary valves, at least one of them being fluid-driven
    • F01L25/066—Arrangements with main and auxiliary valves, at least one of them being fluid-driven piston or piston-rod being used as auxiliary valve
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H43/00—Other fluid gearing, e.g. with oscillating input or output

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Percussive Tools And Related Accessories (AREA)
  • Fluid-Pressure Circuits (AREA)
FR7508587A 1974-03-19 1975-03-19 Expired FR2264986B3 (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB12160/74A GB1501092A (en) 1974-03-19 1974-03-19 Hydraulic reciprocating apparatus

Publications (2)

Publication Number Publication Date
FR2264986A1 true FR2264986A1 (sv) 1975-10-17
FR2264986B3 FR2264986B3 (sv) 1977-11-25

Family

ID=9999452

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7508587A Expired FR2264986B3 (sv) 1974-03-19 1975-03-19

Country Status (10)

Country Link
JP (1) JPS5123402A (sv)
AU (1) AU7929275A (sv)
BE (1) BE826878A (sv)
DE (1) DE2511836A1 (sv)
FR (1) FR2264986B3 (sv)
GB (1) GB1501092A (sv)
IT (1) IT1032343B (sv)
NL (1) NL7503222A (sv)
SE (1) SE7503073L (sv)
ZA (1) ZA751721B (sv)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2328100A1 (fr) * 1975-10-14 1977-05-13 Gardner Denver Co Marteau-perforateur de sondeuse hydraulique
EP0196195A1 (en) * 1985-03-26 1986-10-01 The Steel Engineering Company Limited Hydraulic percussive machines
EP0236721A2 (en) * 1986-03-11 1987-09-16 NITTETSU JITSUGYO CO., Ltd. Hydraulic breaker
FR2618092A1 (fr) * 1987-07-17 1989-01-20 Montabert Ets Distributeur hydraulique pour appareil a percussions mu par un fluide incompressible sous pression

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2027483B (en) * 1978-07-29 1982-09-02 Kawasaki Heavy Ind Ltd Hydraulic reciprocating motor
JPS58140293U (ja) * 1982-03-09 1983-09-21 株式会社小松製作所 ドリフタ

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2328100A1 (fr) * 1975-10-14 1977-05-13 Gardner Denver Co Marteau-perforateur de sondeuse hydraulique
EP0196195A1 (en) * 1985-03-26 1986-10-01 The Steel Engineering Company Limited Hydraulic percussive machines
EP0236721A2 (en) * 1986-03-11 1987-09-16 NITTETSU JITSUGYO CO., Ltd. Hydraulic breaker
EP0236721A3 (en) * 1986-03-11 1989-10-25 NITTETSU JITSUGYO CO., Ltd. Hydraulic breaker
US4951757A (en) * 1986-03-11 1990-08-28 Nittetsu Jitsugyo Co., Ltd. Hydraulic striking device with impact frequency control
FR2618092A1 (fr) * 1987-07-17 1989-01-20 Montabert Ets Distributeur hydraulique pour appareil a percussions mu par un fluide incompressible sous pression
EP0300929A1 (fr) * 1987-07-17 1989-01-25 Etablissements Montabert Distributeur hydraulique pour appareil à percussions

Also Published As

Publication number Publication date
AU7929275A (en) 1976-09-23
BE826878A (fr) 1975-09-19
ZA751721B (en) 1976-10-27
JPS5123402A (sv) 1976-02-25
FR2264986B3 (sv) 1977-11-25
GB1501092A (en) 1978-02-15
NL7503222A (nl) 1975-09-23
SE7503073L (sv) 1975-09-22
IT1032343B (it) 1979-05-30
DE2511836A1 (de) 1975-09-25

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Legal Events

Date Code Title Description
ST Notification of lapse