IT1190803B - PORTABLE ELECTRIC TOOL WITH SPEED CHANGE USING THE INTERVERSION OF THE DIRECTION OF ROTATION OF THE ELECTRIC MOTOR - Google Patents

PORTABLE ELECTRIC TOOL WITH SPEED CHANGE USING THE INTERVERSION OF THE DIRECTION OF ROTATION OF THE ELECTRIC MOTOR

Info

Publication number
IT1190803B
IT1190803B IT21068/82A IT2106882A IT1190803B IT 1190803 B IT1190803 B IT 1190803B IT 21068/82 A IT21068/82 A IT 21068/82A IT 2106882 A IT2106882 A IT 2106882A IT 1190803 B IT1190803 B IT 1190803B
Authority
IT
Italy
Prior art keywords
interversion
rotation
speed change
electric motor
electric tool
Prior art date
Application number
IT21068/82A
Other languages
Italian (it)
Other versions
IT8221068A0 (en
Inventor
Giuseppe Cuneo
Original Assignee
Star Utensili Elett
Black & Decker Italia
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 Star Utensili Elett, Black & Decker Italia filed Critical Star Utensili Elett
Priority to IT21068/82A priority Critical patent/IT1190803B/en
Publication of IT8221068A0 publication Critical patent/IT8221068A0/en
Priority to DE19833315253 priority patent/DE3315253A1/en
Application granted granted Critical
Publication of IT1190803B publication Critical patent/IT1190803B/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B45/00—Hand-held or like portable drilling machines, e.g. drill guns; Equipment therefor
    • B23B45/008—Gear boxes, clutches, bearings, feeding mechanisms or like equipment

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Percussive Tools And Related Accessories (AREA)
IT21068/82A 1982-05-04 1982-05-04 PORTABLE ELECTRIC TOOL WITH SPEED CHANGE USING THE INTERVERSION OF THE DIRECTION OF ROTATION OF THE ELECTRIC MOTOR IT1190803B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
IT21068/82A IT1190803B (en) 1982-05-04 1982-05-04 PORTABLE ELECTRIC TOOL WITH SPEED CHANGE USING THE INTERVERSION OF THE DIRECTION OF ROTATION OF THE ELECTRIC MOTOR
DE19833315253 DE3315253A1 (en) 1982-05-04 1983-04-27 Electric power tool with speed reversal

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT21068/82A IT1190803B (en) 1982-05-04 1982-05-04 PORTABLE ELECTRIC TOOL WITH SPEED CHANGE USING THE INTERVERSION OF THE DIRECTION OF ROTATION OF THE ELECTRIC MOTOR

Publications (2)

Publication Number Publication Date
IT8221068A0 IT8221068A0 (en) 1982-05-04
IT1190803B true IT1190803B (en) 1988-02-24

Family

ID=11176256

Family Applications (1)

Application Number Title Priority Date Filing Date
IT21068/82A IT1190803B (en) 1982-05-04 1982-05-04 PORTABLE ELECTRIC TOOL WITH SPEED CHANGE USING THE INTERVERSION OF THE DIRECTION OF ROTATION OF THE ELECTRIC MOTOR

Country Status (2)

Country Link
DE (1) DE3315253A1 (en)
IT (1) IT1190803B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102949839B (en) * 2012-11-16 2014-08-06 李宏义 Main shaft reversing mechanism and sliding plate
CN110000742A (en) * 2019-05-06 2019-07-12 居一帆 Differential automatic drill

Also Published As

Publication number Publication date
DE3315253A1 (en) 1983-11-17
IT8221068A0 (en) 1982-05-04

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Legal Events

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TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19950529