BE850812R - Dispositifs d'actionnement hydrauliques - Google Patents

Dispositifs d'actionnement hydrauliques

Info

Publication number
BE850812R
BE850812R BE174428A BE174428A BE850812R BE 850812 R BE850812 R BE 850812R BE 174428 A BE174428 A BE 174428A BE 174428 A BE174428 A BE 174428A BE 850812 R BE850812 R BE 850812R
Authority
BE
Belgium
Prior art keywords
hydraulic actuation
actuation devices
devices
hydraulic
actuation
Prior art date
Application number
BE174428A
Other languages
English (en)
Original Assignee
Ingersoll Rand Co
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 Ingersoll Rand Co filed Critical Ingersoll Rand Co
Application granted granted Critical
Publication of BE850812R publication Critical patent/BE850812R/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
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03C—POSITIVE-DISPLACEMENT ENGINES DRIVEN BY LIQUIDS
    • F03C1/00—Reciprocating-piston liquid engines
    • F03C1/007—Reciprocating-piston liquid engines with single cylinder, double-acting piston
BE174428A 1976-06-24 1977-01-27 Dispositifs d'actionnement hydrauliques BE850812R (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US69949376A 1976-06-24 1976-06-24

Publications (1)

Publication Number Publication Date
BE850812R true BE850812R (fr) 1977-05-16

Family

ID=24809573

Family Applications (1)

Application Number Title Priority Date Filing Date
BE174428A BE850812R (fr) 1976-06-24 1977-01-27 Dispositifs d'actionnement hydrauliques

Country Status (6)

Country Link
US (1) US4142447A (fr)
JP (1) JPS531602A (fr)
BE (1) BE850812R (fr)
DE (1) DE2728299A1 (fr)
FI (1) FI770462A (fr)
FR (1) FR2356017A2 (fr)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3400302A1 (de) * 1984-01-03 1985-08-29 Mannesmann AG, 4000 Düsseldorf Hydraulisch betaetigte schlagvorrichtung
ZA923131B (en) * 1992-04-29 1993-10-29 Ingersoll Rand Co On-off valve for hydraulic rockdrill
EP0919339A1 (fr) * 1996-07-25 1999-06-02 Komatsu Ltd. Defonceuse hydraulique avec dispositif de prevention de mouvement a vide
US6889778B2 (en) * 2003-01-31 2005-05-10 Ingersoll-Rand Company Rotary tool
ITPN20040020U1 (it) * 2004-11-25 2005-02-25 Silvano Bordignon Dispositivo vibratorio per evacuare articoli
SE538675C2 (sv) 2012-02-17 2016-10-18 Construction Tools Pc Ab Slidventil, slaganordning & metod
US9272400B2 (en) 2012-12-12 2016-03-01 Ingersoll-Rand Company Torque-limited impact tool
US9737978B2 (en) 2014-02-14 2017-08-22 Ingersoll-Rand Company Impact tools with torque-limited swinging weight impact mechanisms
CH711414A1 (de) * 2015-08-13 2017-02-15 Hatebur Umformmaschinen Ag Vorrichtung zur Erzeugung impulsdynamischer Prozesskräfte.
KR102317232B1 (ko) * 2020-01-08 2021-10-22 주식회사 현대에버다임 유압 브레이커

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE299518C (fr) *
US1350342A (en) * 1919-10-25 1920-08-24 Ingersoll Rand Co Valve for percussive tools
US2867191A (en) * 1955-08-01 1959-01-06 Gewerk Eisenhuette Westfalia Free piston vibrators
US2932175A (en) * 1956-10-30 1960-04-12 Herrick L Johnston Inc Pressure generator for liquefied gas
US2937621A (en) * 1957-07-13 1960-05-24 Gewerk Eisenhuette Westfalia Pneumatic engine
US2921559A (en) * 1957-10-08 1960-01-19 Gewerk Eisenhuette Westfalia Piston engine provided with control valve
US3774502A (en) * 1971-05-14 1973-11-27 Krupp Gmbh Hydraulic percussion device with pressure-responsive control of impact frequency
ZA756923B (en) * 1974-12-18 1977-04-27 Ingersoll Rand Co Hydraulic actuator

Also Published As

Publication number Publication date
JPS531602A (en) 1978-01-09
FR2356017A2 (fr) 1978-01-20
DE2728299A1 (de) 1978-01-05
US4142447A (en) 1979-03-06
JPS5758274B2 (fr) 1982-12-08
FR2356017B2 (fr) 1981-07-10
FI770462A (fr) 1977-12-25

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: INGERSOLL-RAND CY

Effective date: 19871231