FR2015313A1 - - Google Patents

Info

Publication number: FR2015313A1
Authority: FR; France
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 Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Withdrawn

Application number

FR6927406A

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.)

Sevcon Engineering Ltd

Original Assignee

Sevcon Engineering Ltd

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.)

1968-08-08

Filing date

1969-08-08

Publication date

1970-04-24

1969-08-08 Application filed by Sevcon Engineering Ltd filed Critical Sevcon Engineering Ltd

1970-04-24 Publication of FR2015313A1 publication Critical patent/FR2015313A1/fr

Status Withdrawn legal-status Critical Current

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
- H02P7/29—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 pulse modulation
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S388/00—Electricity: motor control systems
- Y10S388/907—Specific control circuit element or device
- Y10S388/917—Thyristor or scr
- Y10S388/919—Triggered by resistor or capacitor

Landscapes

Engineering & Computer Science (AREA)
Power Engineering (AREA)
Stopping Of Electric Motors (AREA)

FR6927406A 1968-08-08 1969-08-08 Withdrawn FR2015313A1 (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GB3801568		1968-08-08

Publications (1)

Publication Number	Publication Date
FR2015313A1 true FR2015313A1 (fr)	1970-04-24

Family

ID=10400601

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR6927406A Withdrawn FR2015313A1 (fr)	1968-08-08	1969-08-08

Country Status (4)

Country	Link
US (1)	US3648151A (fr)
CH (1)	CH508303A (fr)
DE (1)	DE1940568A1 (fr)
FR (1)	FR2015313A1 (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3763418A (en) *	1972-04-24	1973-10-02	Garrett Corp	Single reactor force commutated chopper
JPS5241524Y2 (fr) *	1973-01-22	1977-09-20
US3842341A (en) *	1973-05-02	1974-10-15	Scient Instr Inc	Ringing choke inverter with commutation circuit
US3931558A (en) *	1974-10-11	1976-01-06	The Singer Company	SCR motor speed control system with trigger stabilization circuit
GB1491339A (en) *	1975-04-08	1977-11-09	Sevcon Ltd	Pulse controllers
PL113027B1 (en) *	1975-06-24	1980-11-29		Thyristor direct current breaker
US4037044A (en) *	1975-08-04	1977-07-19	Ajax Magnethermic Corporation	Power control system for single phase induction melting or heating furnace

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
BE620396A (fr) *	1961-07-19

1969
- 1969-08-06 CH CH1193969A patent/CH508303A/de unknown
- 1969-08-07 US US848298A patent/US3648151A/en not_active Expired - Lifetime
- 1969-08-08 DE DE19691940568 patent/DE1940568A1/de active Pending
- 1969-08-08 FR FR6927406A patent/FR2015313A1/fr not_active Withdrawn

Also Published As

Publication number	Publication date
US3648151A (en)	1972-03-07
DE1940568A1 (de)	1970-02-19
CH508303A (de)	1971-05-31

Publication	Publication Date	Title
AU428130B2 (fr)	1972-09-14
AU5184069A (fr)	1970-07-17
AU6168869A (fr)	1971-04-08
FR2015313A1 (fr)	1970-04-24
AU6171569A (fr)	1971-04-08
AU429879B2 (fr)	1972-11-09
AU416157B2 (fr)	1971-08-23
AU4811568A (fr)	1974-08-01
AU421558B1 (fr)	1970-01-29
AU4744468A (fr)	1970-06-18
AU3789668A (fr)	1968-06-20
AR203075Q (fr)	1975-08-14
BE708951A (fr)	1968-05-16
AU5758767A (fr)	1970-03-26
BE709320A (fr)	1968-05-16
BE709319A (fr)	1968-05-16
BE709301A (fr)	1968-07-12
BE709274A (fr)	1968-07-12
BE709138A (fr)	1968-05-16
BE709119A (fr)	1968-05-16
BE709095A (fr)	1968-07-09
BE709435A (fr)	1968-07-16
BE708933A (fr)	1968-05-16
BE709446A (fr)	1968-05-30
BE708888A (fr)	1968-07-03

Legal Events

Date	Code	Title	Description
1973-10-26	ST	Notification of lapse