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FR2119421A5 - - Google Patents

Info

Publication number
FR2119421A5
FR2119421A5 FR7145005A FR7145005A FR2119421A5 FR 2119421 A5 FR2119421 A5 FR 2119421A5 FR 7145005 A FR7145005 A FR 7145005A FR 7145005 A FR7145005 A FR 7145005A FR 2119421 A5 FR2119421 A5 FR 2119421A5
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.)
Expired
Application number
FR7145005A
Other languages
French (fr)
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.)
Filing date
Publication date
Application filed by Necchi SpA filed Critical Necchi SpA
Application granted granted Critical
Publication of FR2119421A5 publication Critical patent/FR2119421A5/fr
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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Sewing Machines And Sewing (AREA)
FR7145005A 1971-01-11 1971-12-15 Expired FR2119421A5 (de)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
FR2119421A5 true FR2119421A5 (de) 1972-08-04

Family

ID=11254479

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7145005A Expired FR2119421A5 (de) 1971-01-11 1971-12-15

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)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2246257A1 (de) * 1973-10-03 1975-05-02 Kaltenbach & Voigt

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2246257A1 (de) * 1973-10-03 1975-05-02 Kaltenbach & Voigt

Also Published As

Publication number Publication date
GB1354157A (en) 1974-06-05
SE370298B (de) 1974-10-07
BE777172A (fr) 1972-04-17
CH545036A (it) 1973-11-30
AT312109B (de) 1973-12-27
DE2200999A1 (de) 1972-07-20
ES396116A1 (es) 1974-04-16

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Legal Events

Date Code Title Description
ST Notification of lapse