CA1034837A - Hydraulic actuator - Google Patents

Hydraulic actuator

Info

Publication number
CA1034837A
CA1034837A CA239,008A CA239008A CA1034837A CA 1034837 A CA1034837 A CA 1034837A CA 239008 A CA239008 A CA 239008A CA 1034837 A CA1034837 A CA 1034837A
Authority
CA
Canada
Prior art keywords
hydraulic actuator
actuator
hydraulic
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
CA239,008A
Other languages
French (fr)
Inventor
Eugene L. Krasnoff
Hermann Lindeboom
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.)
Ingersoll Rand Co
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 CA1034837A publication Critical patent/CA1034837A/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
    • 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
    • F01L17/00—Slide valve-gear or valve arrangements with cylindrical, sleeve, or part annularly-shaped valves surrounding working cylinder or piston
    • 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
    • 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
    • F03C1/08—Distributing valve-gear peculiar thereto
    • F03C1/16—Speed controlling, equalising or cushioning
CA239,008A 1974-12-18 1975-11-04 Hydraulic actuator Expired CA1034837A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US53396974A 1974-12-18 1974-12-18

Publications (1)

Publication Number Publication Date
CA1034837A true CA1034837A (en) 1978-07-18

Family

ID=24128163

Family Applications (1)

Application Number Title Priority Date Filing Date
CA239,008A Expired CA1034837A (en) 1974-12-18 1975-11-04 Hydraulic actuator

Country Status (10)

Country Link
JP (1) JPS51125602A (en)
BE (1) BE836824A (en)
CA (1) CA1034837A (en)
DE (1) DE2557203A1 (en)
FI (1) FI753359A (en)
FR (1) FR2295255A1 (en)
GB (1) GB1504545A (en)
IT (1) IT1050797B (en)
SE (1) SE7514386L (en)
ZA (1) ZA756923B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE850812R (en) * 1976-06-24 1977-05-16 Ingersoll Rand Co HYDRAULIC ACTUATION DEVICES
GB9522793D0 (en) * 1995-11-07 1996-01-10 Double Seven Ltd Compressed gas motor
EP1872913B1 (en) 2006-07-01 2015-08-19 Black & Decker, Inc. A tool holder for a hammer apparatus
US7413026B2 (en) 2006-07-01 2008-08-19 Black & Decker Inc. Lubricant system for powered hammer
US8590633B2 (en) 2006-07-01 2013-11-26 Black & Decker Inc. Beat piece wear indicator for powered hammer

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE222155C (en) *
US3596562A (en) * 1968-01-12 1971-08-03 Nat Res Dev Transducer for converting fluid pressure oscillations into mechanical oscillations
US3853036A (en) * 1972-08-07 1974-12-10 W Eskridge Reciprocating fluid motor
DE2346519A1 (en) * 1972-09-18 1974-04-11 Technology Inc Const HYDRAULICALLY OPERATED IMPACT DEVICE

Also Published As

Publication number Publication date
SE7514386L (en) 1976-06-21
DE2557203A1 (en) 1976-11-11
FI753359A (en) 1976-06-19
FR2295255A1 (en) 1976-07-16
GB1504545A (en) 1978-03-22
FR2295255B1 (en) 1981-02-27
IT1050797B (en) 1981-03-20
ZA756923B (en) 1977-04-27
JPS51125602A (en) 1976-11-02
BE836824A (en) 1976-04-16

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