NL7302787A - - Google Patents

Info

Publication number
NL7302787A
NL7302787A NL7302787A NL7302787A NL7302787A NL 7302787 A NL7302787 A NL 7302787A NL 7302787 A NL7302787 A NL 7302787A NL 7302787 A NL7302787 A NL 7302787A NL 7302787 A NL7302787 A NL 7302787A
Authority
NL
Netherlands
Application number
NL7302787A
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 filed Critical
Publication of NL7302787A publication Critical patent/NL7302787A/xx

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
    • H01C—RESISTORS
    • H01C10/00—Adjustable resistors
    • H01C10/50—Adjustable resistors structurally combined with switching arrangements
    • 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
    • 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
    • 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
    • H02P23/00—Arrangements or methods for the control of AC motors characterised by a control method other than vector control
    • H02P23/28—Controlling the motor by varying the switching frequency of switches connected to a DC supply and the motor phases

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Control Of Direct Current Motors (AREA)
  • Mechanical Control Devices (AREA)
  • Portable Nailing Machines And Staplers (AREA)
  • Basic Packing Technique (AREA)
  • Adjustable Resistors (AREA)
  • Drilling And Boring (AREA)
  • Portable Power Tools In General (AREA)
  • Control Of Ac Motors In General (AREA)
NL7302787A 1972-03-01 1973-02-28 NL7302787A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US23064572A 1972-03-01 1972-03-01

Publications (1)

Publication Number Publication Date
NL7302787A true NL7302787A (enrdf_load_stackoverflow) 1973-09-04

Family

ID=22866028

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7302787A NL7302787A (enrdf_load_stackoverflow) 1972-03-01 1973-02-28

Country Status (10)

Country Link
JP (1) JPS4899781A (enrdf_load_stackoverflow)
AU (1) AU476253B2 (enrdf_load_stackoverflow)
CA (1) CA973942A (enrdf_load_stackoverflow)
CH (1) CH579332A5 (enrdf_load_stackoverflow)
DE (1) DE2309783C2 (enrdf_load_stackoverflow)
ES (1) ES412197A1 (enrdf_load_stackoverflow)
FR (1) FR2174155B1 (enrdf_load_stackoverflow)
GB (1) GB1417737A (enrdf_load_stackoverflow)
IT (1) IT977536B (enrdf_load_stackoverflow)
NL (1) NL7302787A (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2629723C3 (de) * 1976-07-02 1980-07-03 Scintilla Ag, Solothurn (Schweiz) Handbetätigbare Einbauschaltvorrichtung für elektrische Maschinen
DE3508296C2 (de) * 1985-03-08 1987-01-29 Agintec AG, Pfäffikon Rohrverbindung

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1275550A (fr) * 1960-10-13 1961-11-10 Singer Mfg Co Perceuse électrique portative avec dispositif de réglage et de régulation de vitesse incorporé
US3327196A (en) * 1965-04-01 1967-06-20 Carling Electric Inc Variable speed control for power hand tools and the like
US3721879A (en) * 1965-07-02 1973-03-20 Arrow Hart Inc Power control for portable electric tool
DE1602904A1 (de) * 1967-04-12 1970-08-13 Metabowerke Kg Elektrohandbohrmaschine mit regelbarer Drehzahl
US3546556A (en) * 1967-11-29 1970-12-08 Cutler Hammer Inc Universal power control module for portable tool or appliance control systems
US3530319A (en) * 1969-03-26 1970-09-22 Cutler Hammer Inc Switch assembly for adjustable speed tool
US3594523A (en) * 1969-05-08 1971-07-20 Skil Corp Electric switch with bridging contact
US3543120A (en) * 1969-07-28 1970-11-24 Skil Corp Trigger operated speed control unit with circuit board
DE2055859B2 (de) * 1970-11-13 1971-12-16 Licentia Patent Verwaltungs GbmH, 6000 Frankfurt Elektromotorisch angetriebene hand oder schlagbohrmaschine mit einstellbarer drehzahl
US3713070A (en) * 1971-05-03 1973-01-23 Lucerne Products Inc Rotary actuator for a switch

Also Published As

Publication number Publication date
CA973942A (en) 1975-09-02
FR2174155B1 (enrdf_load_stackoverflow) 1977-02-04
GB1417737A (en) 1975-12-17
CH579332A5 (enrdf_load_stackoverflow) 1976-08-31
DE2309783A1 (de) 1973-09-13
IT977536B (it) 1974-09-20
ES412197A1 (es) 1976-01-01
DE2309783C2 (de) 1983-10-20
AU476253B2 (en) 1976-09-16
FR2174155A1 (enrdf_load_stackoverflow) 1973-10-12
JPS4899781A (enrdf_load_stackoverflow) 1973-12-17
AU5226773A (en) 1974-08-22

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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
BC A request for examination has been filed
A85 Still pending on 85-01-01
BV The patent application has lapsed