BE826878A - ALTERNATIVE MOVEMENT HYDRAULIC UNIT - Google Patents

ALTERNATIVE MOVEMENT HYDRAULIC UNIT

Info

Publication number
BE826878A
BE826878A BE154500A BE154500A BE826878A BE 826878 A BE826878 A BE 826878A BE 154500 A BE154500 A BE 154500A BE 154500 A BE154500 A BE 154500A BE 826878 A BE826878 A BE 826878A
Authority
BE
Belgium
Prior art keywords
hydraulic unit
alternative movement
movement hydraulic
alternative
unit
Prior art date
Application number
BE154500A
Other languages
French (fr)
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 filed Critical
Publication of BE826878A publication Critical patent/BE826878A/en

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)
BE154500A 1974-03-19 1975-03-19 ALTERNATIVE MOVEMENT HYDRAULIC UNIT BE826878A (en)

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 (1)

Publication Number Publication Date
BE826878A true BE826878A (en) 1975-09-19

Family

ID=9999452

Family Applications (1)

Application Number Title Priority Date Filing Date
BE154500A BE826878A (en) 1974-03-19 1975-03-19 ALTERNATIVE MOVEMENT HYDRAULIC UNIT

Country Status (10)

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

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3995700A (en) * 1975-10-14 1976-12-07 Gardner-Denver Company Hydraulic rock drill system
GB2027483B (en) * 1978-07-29 1982-09-02 Kawasaki Heavy Ind Ltd Hydraulic reciprocating motor
JPS58140293U (en) * 1982-03-09 1983-09-21 株式会社小松製作所 drifter
AU578147B2 (en) * 1985-03-26 1988-10-13 Steel Engineering Company Limited; The Hydraulic percusive machine
EP0236721A3 (en) * 1986-03-11 1989-10-25 NITTETSU JITSUGYO CO., Ltd. Hydraulic breaker
FR2618092B1 (en) * 1987-07-17 1989-11-10 Montabert Ets HYDRAULIC DISTRIBUTOR FOR A PERCUSSION APPARATUS MOUSED BY AN INCOMPRESSIBLE PRESSURE FLUID

Also Published As

Publication number Publication date
ZA751721B (en) 1976-10-27
JPS5123402A (en) 1976-02-25
FR2264986A1 (en) 1975-10-17
GB1501092A (en) 1978-02-15
AU7929275A (en) 1976-09-23
NL7503222A (en) 1975-09-23
FR2264986B3 (en) 1977-11-25
IT1032343B (en) 1979-05-30
DE2511836A1 (en) 1975-09-25
SE7503073L (en) 1975-09-22

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