ES396116A1 - Perfeccionamientos en los reguladores de la velocidad para motores electricos. - Google Patents

Perfeccionamientos en los reguladores de la velocidad para motores electricos.

Info

Publication number: ES396116A1
Authority: ES; Spain
Prior art keywords: control device; electric motor; speed control; sewing machine; supply circuit
Prior art date: 1971-01-11
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

ES396116A

Other languages

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.)

Necchi SpA

Original Assignee

Necchi SpA

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.)

1971-01-11

Filing date

1971-10-05

Publication date

1974-04-16

1971-10-05 Application filed by Necchi SpA filed Critical Necchi SpA

1974-04-16 Publication of ES396116A1 publication Critical patent/ES396116A1/es

Status Expired 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
- H02P7/288—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

Landscapes

Engineering & Computer Science (AREA)
Power Engineering (AREA)
Sewing Machines And Sewing (AREA)

ES396116A 1971-01-11 1971-10-05 Perfeccionamientos en los reguladores de la velocidad para motores electricos. Expired ES396116A1 (es)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
IT4290171		1971-01-11

Publications (1)

Publication Number	Publication Date
ES396116A1 true ES396116A1 (es)	1974-04-16

Family

ID=11254479

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
ES396116A Expired ES396116A1 (es)	1971-01-11	1971-10-05	Perfeccionamientos en los reguladores de la velocidad para motores electricos.

Country Status (8)

Country	Link
AT (1)	AT312109B (de)
BE (1)	BE777172A (de)
CH (1)	CH545036A (de)
DE (1)	DE2200999A1 (de)
ES (1)	ES396116A1 (de)
FR (1)	FR2119421A5 (de)
GB (1)	GB1354157A (de)
SE (1)	SE370298B (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
AT345969B (de) *	1973-10-03	1978-10-10	Kaltenbach & Voigt	Zahnaerztliches handstueck

1971
- 1971-10-05 ES ES396116A patent/ES396116A1/es not_active Expired
- 1971-11-08 CH CH1621971A patent/CH545036A/it not_active IP Right Cessation
- 1971-11-10 GB GB5223871A patent/GB1354157A/en not_active Expired
- 1971-12-15 FR FR7145005A patent/FR2119421A5/fr not_active Expired
- 1971-12-22 BE BE777172A patent/BE777172A/xx unknown
1972
- 1972-01-03 SE SE1972A patent/SE370298B/xx unknown
- 1972-01-07 AT AT11472A patent/AT312109B/de not_active IP Right Cessation
- 1972-01-11 DE DE19722200999 patent/DE2200999A1/de active Pending

Also Published As

Publication number	Publication date
AT312109B (de)	1973-12-27
GB1354157A (en)	1974-06-05
BE777172A (fr)	1972-04-17
CH545036A (it)	1973-11-30
FR2119421A5 (de)	1972-08-04
SE370298B (de)	1974-10-07
DE2200999A1 (de)	1972-07-20

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