GB2126515B - Mode changer mechanism in power-driven vibratory drills - Google Patents

Mode changer mechanism in power-driven vibratory drills

Info

Publication number
GB2126515B
GB2126515B GB08322596A GB8322596A GB2126515B GB 2126515 B GB2126515 B GB 2126515B GB 08322596 A GB08322596 A GB 08322596A GB 8322596 A GB8322596 A GB 8322596A GB 2126515 B GB2126515 B GB 2126515B
Authority
GB
United Kingdom
Prior art keywords
power
changer mechanism
mode changer
driven vibratory
drills
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
GB08322596A
Other versions
GB8322596D0 (en
GB2126515A (en
Inventor
Fumio Tashimo
Genji Hirata
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.)
Koki Holdings Co Ltd
Original Assignee
Hitachi Koki Co 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 Hitachi Koki Co Ltd filed Critical Hitachi Koki Co Ltd
Publication of GB8322596D0 publication Critical patent/GB8322596D0/en
Publication of GB2126515A publication Critical patent/GB2126515A/en
Application granted granted Critical
Publication of GB2126515B publication Critical patent/GB2126515B/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
    • 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
    • B25D16/006—Mode changers; Mechanisms connected thereto
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Percussive Tools And Related Accessories (AREA)
  • Drilling And Boring (AREA)
GB08322596A 1982-08-27 1983-08-23 Mode changer mechanism in power-driven vibratory drills Expired GB2126515B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13003382U JPS5934906U (en) 1982-08-27 1982-08-27 Vibration drill application switching mechanism

Publications (3)

Publication Number Publication Date
GB8322596D0 GB8322596D0 (en) 1983-09-28
GB2126515A GB2126515A (en) 1984-03-28
GB2126515B true GB2126515B (en) 1985-10-30

Family

ID=15024481

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08322596A Expired GB2126515B (en) 1982-08-27 1983-08-23 Mode changer mechanism in power-driven vibratory drills

Country Status (3)

Country Link
JP (1) JPS5934906U (en)
DE (1) DE3330888A1 (en)
GB (1) GB2126515B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3918227C1 (en) * 1989-06-03 1990-11-15 C. & E. Fein Gmbh & Co, 7000 Stuttgart, De
DE19528924B4 (en) * 1995-08-05 2005-01-27 Scintilla Ag Electric hammer drill
DE102006059633B4 (en) * 2006-12-14 2016-12-01 Robert Bosch Gmbh impact drill

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1346537A (en) * 1971-08-09 1974-02-13 Metabowerke Kg Electrically-powered multi-purpose tools usable as rotary-percussive drills
DE2438763C3 (en) * 1974-08-13 1980-11-13 Kress-Elektrik Gmbh + Co, Elektromotorenfabrik, 7457 Bisingen Drill that can be switched to turning and turning
DE2747537C2 (en) * 1977-10-22 1987-01-29 Scintilla Ag, Solothurn Drilling machine switchable to rotary drilling and impact drilling

Also Published As

Publication number Publication date
DE3330888A1 (en) 1984-03-01
JPS5934906U (en) 1984-03-05
GB8322596D0 (en) 1983-09-28
DE3330888C2 (en) 1988-01-21
GB2126515A (en) 1984-03-28

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19990823