BE822840A - Systeme d'amortissement destine aux appareils commandes par voie hydraulique - Google Patents

Systeme d'amortissement destine aux appareils commandes par voie hydraulique

Info

Publication number
BE822840A
BE822840A BE151058A BE151058A BE822840A BE 822840 A BE822840 A BE 822840A BE 151058 A BE151058 A BE 151058A BE 151058 A BE151058 A BE 151058A BE 822840 A BE822840 A BE 822840A
Authority
BE
Belgium
Prior art keywords
controlled equipment
system intended
cushioning system
hydraulic controlled
hydraulic
Prior art date
Application number
BE151058A
Other languages
English (en)
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 BE822840A publication Critical patent/BE822840A/fr

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

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Percussive Tools And Related Accessories (AREA)
  • Fluid-Damping Devices (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Road Paving Machines (AREA)
BE151058A 1973-12-01 1974-12-02 Systeme d'amortissement destine aux appareils commandes par voie hydraulique BE822840A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB5579473A GB1440956A (en) 1973-12-01 1973-12-01 Hydraulically-operated devices

Publications (1)

Publication Number Publication Date
BE822840A true BE822840A (fr) 1975-04-01

Family

ID=10474906

Family Applications (1)

Application Number Title Priority Date Filing Date
BE151058A BE822840A (fr) 1973-12-01 1974-12-02 Systeme d'amortissement destine aux appareils commandes par voie hydraulique

Country Status (13)

Country Link
US (1) US4020747A (fr)
JP (1) JPS5084770A (fr)
AU (1) AU477109B2 (fr)
BE (1) BE822840A (fr)
DE (1) DE2456090A1 (fr)
DK (1) DK620974A (fr)
ES (1) ES432495A1 (fr)
FR (1) FR2253153A1 (fr)
GB (1) GB1440956A (fr)
IT (1) IT1026595B (fr)
NL (1) NL7415562A (fr)
SE (1) SE7414972L (fr)
ZA (1) ZA747573B (fr)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1556754A (en) * 1976-12-10 1979-11-28 Af Hydraulics Hydraulically-actuated percussive device with overstroke damping
US4098355A (en) * 1977-01-27 1978-07-04 Raymond International Inc. Underwater hammer with circumferential flow seal
ZA771338B (en) * 1977-03-04 1978-06-28 Steel Eng Co Ltd Hydraulic percussive machines
ES464093A1 (es) * 1977-11-12 1978-12-16 Luis Miguel Castejon Castan Perfeccionamientos en los sistemas de fluidos alternantes y aparato para su realizacion.
SE8102430L (sv) * 1981-04-15 1982-10-16 Atlas Copco Ab Forfarande och anordning for att dempa stotvagor
US4492147A (en) * 1983-12-30 1985-01-08 Knapp Pneumatics, Inc. Reciprocatory air motor with cushioning pistons
FR2596681B1 (fr) * 1986-04-03 1988-06-10 Eimco Secoma Appareil de percussion hydraulique avec dispositif d'amortissement des ondes de choc en retour
FR2639279B1 (fr) * 1988-11-23 1991-01-04 Eimco Secoma Appareil de percussion hydraulique avec dispositif de frappe en retrait amortie
FI114290B (fi) * 2003-02-21 2004-09-30 Sandvik Tamrock Oy Ohjausventtiili ja järjestely iskulaitteessa
CN110219851B (zh) * 2019-04-02 2024-04-26 台州贝力特机械有限公司 一种液压破碎锤的活塞导向结构

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1262170A (en) * 1916-10-30 1918-04-09 Charles B Russell Weed-puller.
GB1019988A (en) * 1963-12-04 1966-02-09 Metal Box Co Ltd Improvements in or relating to pneumatic cylinders
US3596562A (en) * 1968-01-12 1971-08-03 Nat Res Dev Transducer for converting fluid pressure oscillations into mechanical oscillations
US3661312A (en) * 1970-07-22 1972-05-09 Illinois Tool Works Detection and cutoff mechanism for power driven devices
US3887019A (en) * 1971-05-11 1975-06-03 Af Hydraulics Hydraulic percussive implement
US3800662A (en) * 1972-08-18 1974-04-02 Ackley Mfg Co Fluid operated reciprocating motor

Also Published As

Publication number Publication date
DE2456090A1 (de) 1975-06-05
AU7579174A (en) 1976-05-27
SE7414972L (fr) 1975-06-02
US4020747A (en) 1977-05-03
DK620974A (fr) 1975-07-28
IT1026595B (it) 1978-10-20
AU477109B2 (en) 1976-10-14
ES432495A1 (es) 1976-11-01
JPS5084770A (fr) 1975-07-08
FR2253153A1 (fr) 1975-06-27
NL7415562A (nl) 1975-06-03
ZA747573B (en) 1975-12-31
GB1440956A (en) 1976-06-30

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