NL7708540A - DEVICE FOR DETERMINING THE SPEED OF AN ELECTRO MOTOR BUILT INTO A HAND TOOL MACHINE. - Google Patents

DEVICE FOR DETERMINING THE SPEED OF AN ELECTRO MOTOR BUILT INTO A HAND TOOL MACHINE.

Info

Publication number
NL7708540A
NL7708540A NL7708540A NL7708540A NL7708540A NL 7708540 A NL7708540 A NL 7708540A NL 7708540 A NL7708540 A NL 7708540A NL 7708540 A NL7708540 A NL 7708540A NL 7708540 A NL7708540 A NL 7708540A
Authority
NL
Netherlands
Prior art keywords
determining
speed
hand tool
tool machine
motor built
Prior art date
Application number
NL7708540A
Other languages
Dutch (nl)
Original Assignee
Scintilla Ag
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 Scintilla Ag filed Critical Scintilla Ag
Publication of NL7708540A publication Critical patent/NL7708540A/en

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
    • H02P25/00—Arrangements or methods for the control of AC motors characterised by the kind of AC motor or by structural details
    • H02P25/02—Arrangements or methods for the control of AC motors characterised by the kind of AC motor or by structural details characterised by the kind of motor
    • H02P25/10—Commutator motors, e.g. repulsion motors
    • H02P25/14—Universal motors
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
    • H01H9/02—Bases, casings, or covers
    • H01H9/06—Casing of switch constituted by a handle serving a purpose other than the actuation of the switch, e.g. by the handle of a vacuum cleaner
    • H01H9/061—Casing of switch constituted by a handle serving a purpose other than the actuation of the switch, e.g. by the handle of a vacuum cleaner enclosing a continuously variable impedance

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Control Of Electric Motors In General (AREA)
  • Drilling And Boring (AREA)
NL7708540A 1976-08-03 1977-08-02 DEVICE FOR DETERMINING THE SPEED OF AN ELECTRO MOTOR BUILT INTO A HAND TOOL MACHINE. NL7708540A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19762634920 DE2634920A1 (en) 1976-08-03 1976-08-03 DEVICE FOR ADJUSTING THE SPEED OF AN ELECTRIC MOTOR BUILT IN A HANDHELD MACHINE

Publications (1)

Publication Number Publication Date
NL7708540A true NL7708540A (en) 1978-02-07

Family

ID=5984641

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7708540A NL7708540A (en) 1976-08-03 1977-08-02 DEVICE FOR DETERMINING THE SPEED OF AN ELECTRO MOTOR BUILT INTO A HAND TOOL MACHINE.

Country Status (5)

Country Link
CH (1) CH620066A5 (en)
DE (1) DE2634920A1 (en)
FR (1) FR2361016A1 (en)
GB (1) GB1558635A (en)
NL (1) NL7708540A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3104130C2 (en) * 1981-02-06 1984-05-10 Kautt & Bux Kg, 7000 Stuttgart "Electromagnetically driven impact device"
JP3464367B2 (en) * 1997-06-25 2003-11-10 佐鳥エス・テック株式会社 AC motor phase control circuit
CN103121120B (en) * 2013-02-01 2015-10-28 宁波市海联电器有限公司 Electric drill

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2292567A (en) * 1941-03-19 1942-08-11 Gilbert Co A C Electric motor
US3257599A (en) * 1960-01-11 1966-06-21 Sperry Rand Corp Battery operated electric shaver and charger
DE1121359B (en) * 1960-09-23 1962-01-04 Leitz Ernst Gmbh Electric remote control switch for changing projectors
US3143606A (en) * 1962-05-15 1964-08-04 Cutler Hammer Inc Depressible trigger switch with manual adjustable contact means
FR1516882A (en) * 1965-12-27 1968-02-05 Skil Corp Trigger control device, in particular for portable tools with electric motor
US3439248A (en) * 1966-01-04 1969-04-15 Singer Co Trigger-actuated motor speed control and switching device having multiple selective positions for setting motor speeds
US3603757A (en) * 1969-09-18 1971-09-07 Lucerne Products Inc Adjustable switch device
US3632936A (en) * 1970-10-28 1972-01-04 Cutler Hammer Inc Integral reversing trigger switches for speed controlled portable tools
US3761663A (en) * 1971-12-08 1973-09-25 Cutler Hammer Inc Trigger switch with selective two-position trigger-depression limiting means
US3869591A (en) * 1973-07-31 1975-03-04 Cutler Hammer Inc Trigger switch with latch and vernier speed adjusting shaft
DE2444739C3 (en) * 1974-09-19 1984-03-15 Scintilla Ag, Solothurn Device for speed control of an electric motor built into a hand tool

Also Published As

Publication number Publication date
FR2361016A1 (en) 1978-03-03
DE2634920A1 (en) 1978-02-09
GB1558635A (en) 1980-01-09
FR2361016B1 (en) 1984-01-27
CH620066A5 (en) 1980-10-31

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Legal Events

Date Code Title Description
BA A request for search or an international-type search has been filed
BB A search report has been drawn up
A85 Still pending on 85-01-01
BC A request for examination has been filed
BV The patent application has lapsed