GB1501092A - Hydraulic reciprocating apparatus - Google Patents

Hydraulic reciprocating apparatus

Info

Publication number
GB1501092A
GB1501092A GB12160/74A GB1216074A GB1501092A GB 1501092 A GB1501092 A GB 1501092A GB 12160/74 A GB12160/74 A GB 12160/74A GB 1216074 A GB1216074 A GB 1216074A GB 1501092 A GB1501092 A GB 1501092A
Authority
GB
United Kingdom
Prior art keywords
line
piston
chamber
valve
causes
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.)
Expired
Application number
GB12160/74A
Other languages
English (en)
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
Priority to GB12160/74A priority Critical patent/GB1501092A/en
Priority to IT48653/75A priority patent/IT1032343B/it
Priority to SE7503073A priority patent/SE7503073L/xx
Priority to NL7503222A priority patent/NL7503222A/xx
Priority to DE19752511836 priority patent/DE2511836A1/de
Priority to BE154500A priority patent/BE826878A/xx
Priority to FR7508587A priority patent/FR2264986B3/fr
Priority to JP50033456A priority patent/JPS5123402A/ja
Priority to ZA00751721A priority patent/ZA751721B/xx
Priority to AU79292/75A priority patent/AU7929275A/en
Publication of GB1501092A publication Critical patent/GB1501092A/en
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)
GB12160/74A 1974-03-19 1974-03-19 Hydraulic reciprocating apparatus Expired GB1501092A (en)

Priority Applications (10)

Application Number Priority Date Filing Date Title
GB12160/74A GB1501092A (en) 1974-03-19 1974-03-19 Hydraulic reciprocating apparatus
IT48653/75A IT1032343B (it) 1974-03-19 1975-03-17 Perfezionamento negli apparecchi idraulici a moto alternativo adatti in particolare per frantumatori di rocce
SE7503073A SE7503073L (enExample) 1974-03-19 1975-03-18
NL7503222A NL7503222A (nl) 1974-03-19 1975-03-18 Hydraulische inrichting met heen- en weergaande beweging voorzien van een in een huis aange- brachte heen- en weer beweegbare zuiger.
DE19752511836 DE2511836A1 (de) 1974-03-19 1975-03-18 Hydraulische antriebseinrichtung
BE154500A BE826878A (fr) 1974-03-19 1975-03-19 Appareil hydraulique a mouvement alternatif
FR7508587A FR2264986B3 (enExample) 1974-03-19 1975-03-19
JP50033456A JPS5123402A (enExample) 1974-03-19 1975-03-19
ZA00751721A ZA751721B (en) 1974-03-19 1975-03-19 Hydraulic reciprocating apparatus
AU79292/75A AU7929275A (en) 1974-03-19 1975-03-19 Hydraulic reciprocating apparatus

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
GB1501092A true GB1501092A (en) 1978-02-15

Family

ID=9999452

Family Applications (1)

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

Country Status (10)

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

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2433660A1 (fr) * 1978-07-29 1980-03-14 Kawasaki Heavy Ind Ltd Verin hydraulique, a accroissement de charge en fin de course
AU578147B2 (en) * 1985-03-26 1988-10-13 Steel Engineering Company Limited; The Hydraulic percusive machine

Families Citing this family (4)

* 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
JPS58140293U (ja) * 1982-03-09 1983-09-21 株式会社小松製作所 ドリフタ
EP0236721A3 (en) * 1986-03-11 1989-10-25 NITTETSU JITSUGYO CO., Ltd. Hydraulic breaker
FR2618092B1 (fr) * 1987-07-17 1989-11-10 Montabert Ets Distributeur hydraulique pour appareil a percussions mu par un fluide incompressible sous pression

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2433660A1 (fr) * 1978-07-29 1980-03-14 Kawasaki Heavy Ind Ltd Verin hydraulique, a accroissement de charge en fin de course
AU578147B2 (en) * 1985-03-26 1988-10-13 Steel Engineering Company Limited; The Hydraulic percusive machine

Also Published As

Publication number Publication date
IT1032343B (it) 1979-05-30
NL7503222A (nl) 1975-09-23
ZA751721B (en) 1976-10-27
FR2264986B3 (enExample) 1977-11-25
DE2511836A1 (de) 1975-09-25
JPS5123402A (enExample) 1976-02-25
FR2264986A1 (enExample) 1975-10-17
SE7503073L (enExample) 1975-09-22
AU7929275A (en) 1976-09-23
BE826878A (fr) 1975-09-19

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee