FR771976A - Improvements to unipolar machines intended more particularly to be used as electromagnetic brakes - Google Patents

Improvements to unipolar machines intended more particularly to be used as electromagnetic brakes

Info

Publication number
FR771976A
FR771976A FR771976DA FR771976A FR 771976 A FR771976 A FR 771976A FR 771976D A FR771976D A FR 771976DA FR 771976 A FR771976 A FR 771976A
Authority
FR
France
Prior art keywords
electromagnetic brakes
machines intended
unipolar machines
unipolar
intended
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
Other languages
French (fr)
Inventor
Leitner
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 filed Critical
Application granted granted Critical
Publication of FR771976A publication Critical patent/FR771976A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K49/00—Dynamo-electric clutches; Dynamo-electric brakes
    • H02K49/12—Dynamo-electric clutches; Dynamo-electric brakes of the acyclic type
    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07F—COIN-FREED OR LIKE APPARATUS
    • G07F15/00—Coin-freed apparatus with meter-controlled dispensing of liquid, gas or electricity
    • G07F15/02—Coin-freed apparatus with meter-controlled dispensing of liquid, gas or electricity in which the quantity mechanism is set forward by hand after insertion of a coin
FR771976D 1933-02-17 1934-04-18 Improvements to unipolar machines intended more particularly to be used as electromagnetic brakes Expired FR771976A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB4983/33A GB418433A (en) 1933-02-17 1933-02-17 Improvements in and relating to pre-payment mechanism for gas meters and the like
GB771976X 1933-04-20

Publications (1)

Publication Number Publication Date
FR771976A true FR771976A (en) 1934-10-20

Family

ID=26239504

Family Applications (1)

Application Number Title Priority Date Filing Date
FR771976D Expired FR771976A (en) 1933-02-17 1934-04-18 Improvements to unipolar machines intended more particularly to be used as electromagnetic brakes

Country Status (2)

Country Link
FR (1) FR771976A (en)
GB (1) GB418433A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2754438A (en) * 1952-12-15 1956-07-10 Magnetorque Couplings Ltd Clutches of the permanent magnetic type
US2833945A (en) * 1954-04-05 1958-05-06 Telma Foucault current apparatus and especially braking apparatus

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2754438A (en) * 1952-12-15 1956-07-10 Magnetorque Couplings Ltd Clutches of the permanent magnetic type
US2833945A (en) * 1954-04-05 1958-05-06 Telma Foucault current apparatus and especially braking apparatus

Also Published As

Publication number Publication date
GB418433A (en) 1934-10-17

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