CA684169A - Selective drilling and percussion assembly - Google Patents

Selective drilling and percussion assembly

Info

Publication number
CA684169A
CA684169A CA684169A CA738125A CA684169A CA 684169 A CA684169 A CA 684169A CA 684169 A CA684169 A CA 684169A CA 738125 A CA738125 A CA 738125A CA 684169 A CA684169 A CA 684169A
Authority
CA
Canada
Prior art keywords
percussion assembly
selective drilling
drilling
selective
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
CA684169A
Inventor
J. Gapstur John
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.)
MARK MERIAM
Original Assignee
MARK MERIAM
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 MARK MERIAM filed Critical MARK MERIAM
Priority to CA684169A priority Critical patent/CA684169A/en
Application granted granted Critical
Publication of CA684169A publication Critical patent/CA684169A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25D—PERCUSSIVE TOOLS
    • B25D16/00—Portable percussive machines with superimposed rotation, the rotational movement of the output shaft of a motor being modified to generate axial impacts on the tool bit
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25D—PERCUSSIVE TOOLS
    • B25D2211/00—Details of portable percussive tools with electromotor or other motor drive
    • B25D2211/06—Means for driving the impulse member
    • B25D2211/062—Cam-actuated impulse-driving mechanisms
    • B25D2211/064—Axial cams, e.g. two camming surfaces coaxial with drill spindle
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25D—PERCUSSIVE TOOLS
    • B25D2250/00—General details of portable percussive tools; Components used in portable percussive tools
    • B25D2250/025—Auxiliary percussive devices
CA684169A 1957-10-10 1957-10-10 Selective drilling and percussion assembly Expired CA684169A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA684169A CA684169A (en) 1957-10-10 1957-10-10 Selective drilling and percussion assembly

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA684169A CA684169A (en) 1957-10-10 1957-10-10 Selective drilling and percussion assembly

Publications (1)

Publication Number Publication Date
CA684169A true CA684169A (en) 1964-04-14

Family

ID=4141022

Family Applications (1)

Application Number Title Priority Date Filing Date
CA684169A Expired CA684169A (en) 1957-10-10 1957-10-10 Selective drilling and percussion assembly

Country Status (1)

Country Link
CA (1) CA684169A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3799275A (en) * 1971-02-05 1974-03-26 Bosch Gmbh Robert Hammer-drill
US5056607A (en) * 1989-05-25 1991-10-15 Black & Decker Inc. Mode change mechanism for power tools

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3799275A (en) * 1971-02-05 1974-03-26 Bosch Gmbh Robert Hammer-drill
US5056607A (en) * 1989-05-25 1991-10-15 Black & Decker Inc. Mode change mechanism for power tools

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