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
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
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Control Of Direct Current Motors (AREA)
- Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1971104806U JPS5112648Y2 (de) | 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 (de) | 1971-11-09 | 1972-11-03 | Schaltungsanordnung zur Drehzahlregelung eines konstant erregten Gleichstrommotors |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1971104806U JPS5112648Y2 (de) | 1971-11-09 | 1971-11-09 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS4858916U JPS4858916U (de) | 1973-07-26 |
JPS5112648Y2 true JPS5112648Y2 (de) | 1976-04-06 |
Family
ID=14390657
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1971104806U Expired JPS5112648Y2 (de) | 1971-11-09 | 1971-11-09 |
Country Status (3)
Country | Link |
---|---|
US (1) | US3838324A (de) |
JP (1) | JPS5112648Y2 (de) |
DE (1) | DE2253881C3 (de) |
Families Citing this family (4)
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 (ja) * | 1981-12-05 | 1983-06-14 | 株式会社モリタ製作所 | 医療用小型モ−タの速度制御装置 |
US4893067A (en) * | 1987-05-06 | 1990-01-09 | Black & Decker Inc. | Direct current motor speed control |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1223032B (de) * | 1961-10-25 | 1966-08-18 | Telefunken Patent | Anordnung zur Steuerung der Ankerspannung eines Gleichstrom-Nebenschlussmotors |
US3348112A (en) * | 1964-12-01 | 1967-10-17 | Gen Motors Corp | Transistorized d. c. motor speed control system |
US3440511A (en) * | 1966-02-16 | 1969-04-22 | Western Electric Co | D.c. motor control system |
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 |
-
1971
- 1971-11-09 JP JP1971104806U patent/JPS5112648Y2/ja not_active Expired
-
1972
- 1972-01-02 US US00303128A patent/US3838324A/en not_active Expired - Lifetime
- 1972-11-03 DE DE2253881A patent/DE2253881C3/de not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE2253881A1 (de) | 1973-05-17 |
DE2253881B2 (de) | 1975-11-20 |
US3838324A (en) | 1974-09-24 |
DE2253881C3 (de) | 1978-08-24 |
JPS4858916U (de) | 1973-07-26 |