NL55444C - - Google Patents

Info

Publication number: NL55444C
Authority: NL; Netherlands

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.)

1938-02-16

Publication of NL55444C publication Critical patent/NL55444C/xx

Classifications

- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
- H01H33/70—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid
- H01H33/72—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid having stationary parts for directing the flow of arc-extinguishing fluid, e.g. arc-extinguishing chamber
- H01H33/75—Liquid-break switches, e.g. oil-break

NL55444D 1938-02-16 NL55444C (enrdf_load_html_response)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GB482638A GB511364A (en)	1938-02-16	1938-02-16	Improvements in or relating to a.c. electric circuit-breakers having arc-control devices

Publications (1)

Publication Number	Publication Date
NL55444C true NL55444C (enrdf_load_html_response)

Family

ID=9784515

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NL55444D NL55444C (enrdf_load_html_response)	1938-02-16

Country Status (3)

Country	Link
FR (1)	FR850075A (enrdf_load_html_response)
GB (1)	GB511364A (enrdf_load_html_response)
NL (1)	NL55444C (enrdf_load_html_response)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2419106A (en) *	1944-01-29	1947-04-15	Westinghouse Electric Corp	Oil circuit breaker
US2479381A (en) *	1945-04-30	1949-08-16	Westinghouse Electric Corp	Circuit interrupter
US3073669A (en) *	1958-09-06	1963-01-15	Asahi Chemical Ind	Method for producing shaped articles from polymers and copolymers of acrylonitrile
US3071669A (en) *	1959-01-13	1963-01-01	Westinghouse Electric Corp	Circuit interrupters
US3071670A (en) *	1959-07-01	1963-01-01	Westinghouse Electric Corp	Circuit interrupters
US3291949A (en) *	1964-09-18	1966-12-13	Westinghouse Electric Corp	Fluid-blast circuit interrupters having improved arc splitter structure
US3558836A (en) *	1968-07-05	1971-01-26	Meidensha Electric Mfg Co Ltd	Circuit breaker

0
- NL NL55444D patent/NL55444C/xx active
1938
- 1938-02-16 GB GB482638A patent/GB511364A/en not_active Expired
1939
- 1939-02-09 FR FR850075D patent/FR850075A/fr not_active Expired

Also Published As

Publication number	Publication date
FR850075A (fr)	1939-12-07
GB511364A (en)	1939-08-17

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