GB1339352A - Safety device for an electric motor reversing switch - Google Patents

Safety device for an electric motor reversing switch

Info

Publication number
GB1339352A
GB1339352A GB2677471*A GB2677471A GB1339352A GB 1339352 A GB1339352 A GB 1339352A GB 2677471 A GB2677471 A GB 2677471A GB 1339352 A GB1339352 A GB 1339352A
Authority
GB
United Kingdom
Prior art keywords
thyristor
control
switching device
flywheel
reversing switch
Prior art date
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
GB2677471*A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Holzer Patent AG
Original Assignee
Holzer Patent 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 Holzer Patent AG filed Critical Holzer Patent AG
Publication of GB1339352A publication Critical patent/GB1339352A/en
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
    • H02P7/292—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 static converters, e.g. AC to DC
    • H02P7/295—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 static converters, e.g. AC to DC of the kind having one thyristor or the like in series with the power supply and the motor
    • 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
    • H02P7/03—Arrangements for regulating or controlling the speed or torque of electric DC motors for controlling the direction of rotation of DC motors

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Control Of Direct Current Motors (AREA)
  • Stopping Of Electric Motors (AREA)
  • Control Of Motors That Do Not Use Commutators (AREA)
GB2677471*A 1970-04-16 1971-04-19 Safety device for an electric motor reversing switch Expired GB1339352A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH566470A CH511533A (de) 1970-04-16 1970-04-16 Schaltungsanordnung mit einem Reversierschalter zur Drehrichtungsumkehr eines drehzahlgesteuerten Permanentmagnetmotors

Publications (1)

Publication Number Publication Date
GB1339352A true GB1339352A (en) 1973-12-05

Family

ID=4297359

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2677471*A Expired GB1339352A (en) 1970-04-16 1971-04-19 Safety device for an electric motor reversing switch

Country Status (3)

Country Link
CH (1) CH511533A (enExample)
FR (1) FR2086114B1 (enExample)
GB (1) GB1339352A (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9614466B2 (en) 2014-05-20 2017-04-04 Black & Decker Inc. Electronic braking for a universal motor in a power tool
US11047528B2 (en) 2016-02-12 2021-06-29 Black & Decker Inc. Electronic braking for a power tool having a brushless motor

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1563240A1 (de) * 1962-11-05 1970-03-19 Licentia Gmbh Anordnung fuer die Speisung von vorzugsweise Gleichstromverbrauchern groesserer Leistung aus Wechselstromquellen unter Verwendung von tastbaren Stromrichterventilen
FR1470229A (fr) * 1965-02-27 1967-02-17 Licentia Gmbh Système de protection des bobinages d'excitation de générateurs synchrones en casde court-circuit
FR1514787A (fr) * 1966-03-18 1968-02-23 Ass Elect Ind Perfectionnements aux systèmes de commutation sur charges inductives

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9614466B2 (en) 2014-05-20 2017-04-04 Black & Decker Inc. Electronic braking for a universal motor in a power tool
US11047528B2 (en) 2016-02-12 2021-06-29 Black & Decker Inc. Electronic braking for a power tool having a brushless motor

Also Published As

Publication number Publication date
DE2049179A1 (de) 1971-10-28
FR2086114B1 (enExample) 1974-03-08
DE2049179B2 (de) 1976-02-05
FR2086114A1 (enExample) 1971-12-31
CH511533A (de) 1971-08-15

Similar Documents

Publication Publication Date Title
GB1290770A (enExample)
GB1400538A (en) Exercise apparatus and a drive and control system therefor
US3497997A (en) Quarterline stop control system for power driven revolving doors
GB1298882A (en) Electric switch with bridging contact
CA924380A (en) Feedback speed control circuit for an electric motor
GB1339352A (en) Safety device for an electric motor reversing switch
GB1358396A (en) Starting means for a single-phase asynchronous el'ctric motor
GB1319567A (en) Threephase electric switching system having rectifier shunted contacts
ES396349A1 (es) Perfeccionamientos introducidos en dispositivos para con- trolar el funcionamiento de maquinas de corriente continua sin escobillas.
GB1361807A (en) Contactless direct current motor reversing circuit
GB1344614A (en) Improvements in or relating to control means for electric motors operated from batteries
ZA714953B (en) Series motor control circuit using thyristors energized by direct current
GB1183830A (en) Control Circuit for a Stepping Motor.
JPS5250176A (en) Electrostatic induction type thyristor
US3289445A (en) Wire-sensing means
GB1433510A (en) Brushless motor sets
GB1289641A (enExample)
FR1416470A (fr) Dispositif améliorant la tenue des contacts des interrupteurs-inverseurs de commande de moteurs à courant continu
JPS55117480A (en) Protecting device for electric motor controlling switch
GB1142789A (en) Arrangement for controlling a direct current by means of resistors
GB1289359A (enExample)
ES396203A1 (es) Perfeccionamientos en los circuitos de mando para mecanis- mos de accionamiento de ventanas de vehiculo.
GB1389402A (en) Variable mark space ratio pulse controllers
GB1206240A (en) Improvements in or relating to electric motors
GB1295941A (enExample)

Legal Events

Date Code Title Description
PS Patent sealed
PLE Entries relating assignments, transmissions, licences in the register of patents
PCNP Patent ceased through non-payment of renewal fee