CA973035A - Percussion apparatus - Google Patents

Percussion apparatus

Info

Publication number
CA973035A
CA973035A CA166,838A CA166838A CA973035A CA 973035 A CA973035 A CA 973035A CA 166838 A CA166838 A CA 166838A CA 973035 A CA973035 A CA 973035A
Authority
CA
Canada
Prior art keywords
percussion apparatus
percussion
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
CA166,838A
Other versions
CA166838S (en
Inventor
Sakuji Yamada
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.)
YAMADA JUKI KK
Original Assignee
YAMADA JUKI KK
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 YAMADA JUKI KK filed Critical YAMADA JUKI KK
Application granted granted Critical
Publication of CA973035A publication Critical patent/CA973035A/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
    • B25D9/14—Control devices for the reciprocating piston
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25D—PERCUSSIVE TOOLS
    • B25D11/00—Portable percussive tools with electromotor or other motor drive
    • B25D11/06—Means for driving the impulse member
    • B25D11/12—Means for driving the impulse member comprising a crank mechanism
    • B25D11/125—Means for driving the impulse member comprising a crank mechanism with a fluid cushion between the crank drive and the striking body

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Percussive Tools And Related Accessories (AREA)
CA166,838A 1972-03-25 1973-03-23 Percussion apparatus Expired CA973035A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP47029888A JPS5139161B2 (en) 1972-03-25 1972-03-25

Publications (1)

Publication Number Publication Date
CA973035A true CA973035A (en) 1975-08-19

Family

ID=12288495

Family Applications (1)

Application Number Title Priority Date Filing Date
CA166,838A Expired CA973035A (en) 1972-03-25 1973-03-23 Percussion apparatus

Country Status (21)

Country Link
JP (1) JPS5139161B2 (en)
AR (1) AR194033A1 (en)
BE (1) BE797153A (en)
CA (1) CA973035A (en)
CH (1) CH553628A (en)
DD (1) DD101591A5 (en)
ES (1) ES411670A1 (en)
FI (1) FI60152C (en)
FR (1) FR2177742B1 (en)
GB (1) GB1358674A (en)
IE (1) IE37177B1 (en)
IL (1) IL41407A (en)
IS (1) IS1013B6 (en)
IT (1) IT980678B (en)
LU (1) LU67278A1 (en)
MY (1) MY7500038A (en)
NL (1) NL7304213A (en)
OA (1) OA04353A (en)
PH (1) PH11678A (en)
SE (1) SE387065B (en)
ZA (1) ZA731888B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50125866U (en) * 1974-03-12 1975-10-15
JPS608641Y2 (en) * 1978-04-06 1985-03-28 カワサキ機工株式会社 Powered deep plow hoe
ATE8921T1 (en) * 1980-06-12 1984-08-15 Black & Decker Inc. POWERED TOOL WITH DEVICE FOR CONVERTING ROTARY MOVEMENT TO RECIPROCATING MOTION.
DE3883436T2 (en) * 1987-06-17 1993-12-09 Yamada Juki Kk Rotating impact device.

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE255977C (en) *
GB191203153A (en) * 1912-02-08 1913-01-02 Thomas Ritson Improved Means for Compressing Springs, the same being especially applicable for use in connection with the Valve Springs of Internal Combustion Engines.

Also Published As

Publication number Publication date
BE797153A (en) 1973-07-16
MY7500038A (en) 1975-12-31
ES411670A1 (en) 1976-01-01
IT980678B (en) 1974-10-10
AR194033A1 (en) 1973-06-12
IE37177B1 (en) 1977-05-25
FR2177742A1 (en) 1973-11-09
ZA731888B (en) 1974-01-30
IL41407A (en) 1975-07-28
JPS4896402A (en) 1973-12-10
AU5165873A (en) 1974-08-01
LU67278A1 (en) 1973-05-28
IE37177L (en) 1973-09-25
IS2140A7 (en) 1973-03-23
FI60152C (en) 1981-12-10
DE2300388B2 (en) 1975-07-24
IL41407A0 (en) 1973-03-30
PH11678A (en) 1978-05-19
GB1358674A (en) 1974-07-03
DE2300388A1 (en) 1973-10-04
JPS5139161B2 (en) 1976-10-26
FI60152B (en) 1981-08-31
OA04353A (en) 1980-01-31
SE387065B (en) 1976-08-30
IS1013B6 (en) 1979-09-14
DD101591A5 (en) 1973-11-12
FR2177742B1 (en) 1975-10-31
NL7304213A (en) 1973-09-27
CH553628A (en) 1974-09-13

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