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CA1034014A - Hammer - Google Patents

Hammer

Info

Publication number
CA1034014A
CA1034014A CA228,462A CA228462A CA1034014A CA 1034014 A CA1034014 A CA 1034014A CA 228462 A CA228462 A CA 228462A CA 1034014 A CA1034014 A CA 1034014A
Authority
CA
Canada
Prior art keywords
hammer
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
CA228,462A
Other languages
English (en)
French (fr)
Inventor
George A. Hibbard
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.)
JOY MANUFACTURING Co (CANADA) Ltd
Original Assignee
JOY MANUFACTURING Co (CANADA) 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 JOY MANUFACTURING Co (CANADA) Ltd filed Critical JOY MANUFACTURING Co (CANADA) Ltd
Priority to CA301,567A priority Critical patent/CA1053116A/en
Application granted granted Critical
Publication of CA1034014A publication Critical patent/CA1034014A/en
Expired legal-status Critical Current

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
    • 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
    • B25D9/14—Control devices for the reciprocating piston
    • B25D9/16—Valve arrangements therefor
    • B25D9/20—Valve arrangements therefor involving a tubular-type slide valve
    • 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
    • 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

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)
  • Earth Drilling (AREA)
CA228,462A 1974-06-11 1975-06-04 Hammer Expired CA1034014A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA301,567A CA1053116A (en) 1974-06-11 1978-04-20 Hammer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US47828974A 1974-06-11 1974-06-11

Publications (1)

Publication Number Publication Date
CA1034014A true CA1034014A (en) 1978-07-04

Family

ID=23899305

Family Applications (1)

Application Number Title Priority Date Filing Date
CA228,462A Expired CA1034014A (en) 1974-06-11 1975-06-04 Hammer

Country Status (9)

Country Link
US (2) US4089380A (it)
CA (1) CA1034014A (it)
DE (1) DE2526066A1 (it)
ES (1) ES438627A1 (it)
FR (1) FR2279925A1 (it)
GB (1) GB1478251A (it)
IT (1) IT1044350B (it)
SU (1) SU682146A3 (it)
ZA (1) ZA753435B (it)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5824234B2 (ja) * 1977-12-05 1983-05-19 山田油機製造株式会社 槌打ち動力機
SE414001B (sv) * 1978-10-10 1980-07-07 Cerac Inst Sa Slagverktyg for brytning av fasta meterial
US4344353A (en) * 1979-05-14 1982-08-17 Joy Manufacturing Company Hammer
US4295411A (en) * 1979-10-03 1981-10-20 Joy Manufacturing Company Impactor
US4370916A (en) * 1979-10-04 1983-02-01 Mitin Leonid A Percussive device
SE443738B (sv) * 1982-09-30 1986-03-10 Atlas Copco Ab Hydraulisk slaganordning som drives med vetskepelare
US4523647A (en) * 1983-03-16 1985-06-18 International Construction Equipment, Inc. Power hammer
US5893419A (en) * 1997-01-08 1999-04-13 Fm Industries, Inc. Hydraulic impact tool
ES2293382T3 (es) * 2003-12-19 2008-03-16 Clark Equipment Company Herramienta de impacto.
SE536382C2 (sv) * 2012-02-17 2013-10-01 Atlas Copco Constr Tools Ab Tryckackumulator & slaganordning
RU172509U1 (ru) * 2017-04-17 2017-07-11 Государственное образовательное учреждение высшего профессионального образования Кыргызско-Российский Славянский университет (КРСУ) Генератор газовых потоков высокой энергии

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1591930A (en) * 1926-07-06 smith
US539240A (en) * 1895-05-14 William h
US513941A (en) * 1894-01-30 Pneumatic tool
US913928A (en) * 1908-04-27 1909-03-02 John A Taylor Rock-drill.
US2700876A (en) * 1951-12-03 1955-02-01 Air Liquide Plant for forcing gas under pressure from the liquefied gas
US2948122A (en) * 1956-05-03 1960-08-09 Raymond Int Inc Combustible fuel operated pile driving hammers and the like
US2960072A (en) * 1958-07-31 1960-11-15 Walker Mfg Co Multi-stage hydraulic jack
US3376790A (en) * 1966-12-27 1968-04-09 Vibrator Mfg Co Piston vibrator
US3434391A (en) * 1967-07-12 1969-03-25 Caterpillar Tractor Co Hydraulic booster mechanism
US3796271A (en) * 1972-03-10 1974-03-12 L Amtsberg Rock drill having a triple coaxial hammer
US3911789A (en) * 1974-04-24 1975-10-14 Hydroacoustic Inc Impact tools

Also Published As

Publication number Publication date
US4089380A (en) 1978-05-16
DE2526066A1 (de) 1976-01-02
ZA753435B (en) 1976-05-26
ES438627A1 (es) 1977-07-01
IT1044350B (it) 1980-03-20
US4062268A (en) 1977-12-13
GB1478251A (en) 1977-06-29
SU682146A3 (ru) 1979-08-25
AU8202075A (en) 1976-12-16
FR2279925A1 (fr) 1976-02-20

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