BE520015A - - Google Patents

Info

Publication number: BE520015A
Authority: BE; Belgium

Application number

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.)

1952-05-17

Publication of BE520015A publication Critical patent/BE520015A/xx

Classifications

- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
- H02H7/08—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for dynamo-electric motors
- H02H7/093—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for dynamo-electric motors against increase beyond, or decrease below, a predetermined level of rotational speed

BE520015D 1952-05-17 BE520015A (cs)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US288513A US2760149A (en)	1952-05-17	1952-05-17	Magnetic amplifier overspeed trip devices

Publications (1)

Publication Number	Publication Date
BE520015A true BE520015A (cs)

Family

ID=72615520

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BE520015D BE520015A (cs)	1952-05-17

Country Status (5)

Country	Link
US (1)	US2760149A (cs)
JP (1)	JPS3533505Y1 (cs)
BE (1)	BE520015A (cs)
CA (1)	CA554357A (cs)
FR (1)	FR1080801A (cs)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3051416A (en) *	1958-11-06	1962-08-28	Honeywell Regulator Co	Maneuver limiting autopilot monitor

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2331960A (en) *	1942-01-21	1943-10-19	Holtzer Cabot Electric Co	Speed control for direct current motors
US2559992A (en) *	1946-04-26	1951-07-10	Jr John L Painter	Extension ladder
US2512317A (en) *	1949-01-24	1950-06-20	Gen Electric	Excitation control system
US2594022A (en) *	1950-08-05	1952-04-22	Westinghouse Electric Corp	Magnetic amplifier relay circuits
US2635223A (en) *	1950-10-31	1953-04-14	Ward Leonard Electric Co	Voltage regulator

0
- BE BE520015D patent/BE520015A/xx unknown
- CA CA554357A patent/CA554357A/en not_active Expired
1952
- 1952-05-17 US US288513A patent/US2760149A/en not_active Expired - Lifetime
1953
- 1953-05-15 FR FR1080801D patent/FR1080801A/fr not_active Expired
1957
- 1957-02-07 JP JP492057U patent/JPS3533505Y1/ja not_active Expired

Also Published As

Publication number	Publication date
CA554357A (en)	1958-03-11
FR1080801A (fr)	1954-12-14
US2760149A (en)	1956-08-21
JPS3533505Y1 (cs)	1960-12-20

Publication	Publication Date	Title
FR1086411A (cs)	1955-02-11
FR56533E (cs)	1952-10-09
FR998974A (cs)	1952-01-24
JPS3533505Y1 (cs)	1960-12-20
FR999031A (cs)	1952-01-25
FR55258E (cs)	1952-01-09
FR1066015A (cs)	1954-06-01
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