JPS5112648Y2 - - Google Patents

Info

Publication number
JPS5112648Y2
JPS5112648Y2 JP1971104806U JP10480671U JPS5112648Y2 JP S5112648 Y2 JPS5112648 Y2 JP S5112648Y2 JP 1971104806 U JP1971104806 U JP 1971104806U JP 10480671 U JP10480671 U JP 10480671U JP S5112648 Y2 JPS5112648 Y2 JP S5112648Y2
Authority
JP
Japan
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
JP1971104806U
Other languages
Japanese (ja)
Other versions
JPS4858916U (en
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
Priority to JP1971104806U priority Critical patent/JPS5112648Y2/ja
Priority to US00303128A priority patent/US3838324A/en
Priority to DE2253881A priority patent/DE2253881C3/en
Publication of JPS4858916U publication Critical patent/JPS4858916U/ja
Application granted granted Critical
Publication of JPS5112648Y2 publication Critical patent/JPS5112648Y2/ja
Expired legal-status Critical Current

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
    • H02P7/00—Arrangements for regulating or controlling the speed or torque of electric DC motors
    • H02P7/06—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual dc dynamo-electric motor by varying field or armature current
    • H02P7/18—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual dc dynamo-electric motor by varying field or armature current by master control with auxiliary power
    • H02P7/24—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual dc dynamo-electric motor by varying field or armature current by master control with auxiliary power using discharge tubes or semiconductor devices
    • H02P7/28—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual dc dynamo-electric motor by varying field or armature current by master control with auxiliary power using discharge tubes or semiconductor devices using semiconductor devices
    • H02P7/285—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual dc dynamo-electric motor by varying field or armature current by master control with auxiliary power using discharge tubes or semiconductor devices using semiconductor devices controlling armature supply only
    • H02P7/288—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual dc dynamo-electric motor by varying field or armature current by master control with auxiliary power using discharge tubes or semiconductor devices using semiconductor devices controlling armature supply only using variable impedance
    • H02P7/2885—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual dc dynamo-electric motor by varying field or armature current by master control with auxiliary power using discharge tubes or semiconductor devices using semiconductor devices controlling armature supply only using variable impedance whereby the speed is regulated by measuring the motor speed and comparing it with a given physical value
JP1971104806U 1971-11-09 1971-11-09 Expired JPS5112648Y2 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP1971104806U JPS5112648Y2 (en) 1971-11-09 1971-11-09
US00303128A US3838324A (en) 1971-11-09 1972-01-02 System for controlling the rotational speed of a micromotor for use in medical instruments
DE2253881A DE2253881C3 (en) 1971-11-09 1972-11-03 Circuit arrangement for speed control of a constantly excited DC motor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1971104806U JPS5112648Y2 (en) 1971-11-09 1971-11-09

Publications (2)

Publication Number Publication Date
JPS4858916U JPS4858916U (en) 1973-07-26
JPS5112648Y2 true JPS5112648Y2 (en) 1976-04-06

Family

ID=14390657

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1971104806U Expired JPS5112648Y2 (en) 1971-11-09 1971-11-09

Country Status (3)

Country Link
US (1) US3838324A (en)
JP (1) JPS5112648Y2 (en)
DE (1) DE2253881C3 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4008426A (en) * 1974-11-28 1977-02-15 Jeco Co., Ltd. Electronic speed control systems for miniature direct current motors
US4085356A (en) * 1975-12-08 1978-04-18 Meinema Herbert E Speed control system for model railroads
JPS5887494U (en) * 1981-12-05 1983-06-14 株式会社モリタ製作所 Speed control device for small medical motors
US4893067A (en) * 1987-05-06 1990-01-09 Black & Decker Inc. Direct current motor speed control

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1223032B (en) * 1961-10-25 1966-08-18 Telefunken Patent Arrangement for controlling the armature voltage of a direct current shunt motor
US3348112A (en) * 1964-12-01 1967-10-17 Gen Motors Corp Transistorized d. c. motor speed control system
DE1588527C3 (en) * 1966-02-16 1975-06-05 Matsushita Electric Industrial Co., Ltd., Kadoma, Osaka (Japan) Device for speed control and short-circuit braking of a constantly excited DC shunt motor
US3422331A (en) * 1966-03-07 1969-01-14 Tann Co Motor speed control systems
US3566229A (en) * 1968-07-23 1971-02-23 Servo Tek Products Co Motor control circuit
US3617846A (en) * 1969-12-30 1971-11-02 Bell & Howell Co Dc motor projector drive system

Also Published As

Publication number Publication date
JPS4858916U (en) 1973-07-26
US3838324A (en) 1974-09-24
DE2253881A1 (en) 1973-05-17
DE2253881C3 (en) 1978-08-24
DE2253881B2 (en) 1975-11-20

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