BE538872A - - Google Patents

Info

Publication number: BE538872A
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.)

1955-06-09

Publication of BE538872A publication Critical patent/BE538872A/xx

Classifications

- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H31/00—Air-break switches for high tension without arc-extinguishing or arc-preventing means
- H01H31/34—Air-break switches for high tension without arc-extinguishing or arc-preventing means with movable contact adapted to engage an overhead transmission line, e.g. for branching
- H01H31/36—Contact moved by pantograph
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D161/00—Coating compositions based on condensation polymers of aldehydes or ketones; Coating compositions based on derivatives of such polymers
- C09D161/20—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen
- C09D161/22—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes with acyclic or carbocyclic compounds
- C09D161/24—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes with acyclic or carbocyclic compounds with urea or thiourea

BE538872D 1955-06-09 BE538872A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US514189A US2781426A (en)	1955-06-09	1955-06-09	Disconnect switch

Publications (1)

Publication Number	Publication Date
BE538872A true BE538872A (en)

Family

ID=24046154

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BE538872D BE538872A (en)	1955-06-09

Country Status (6)

Country	Link
US (1)	US2781426A (en)
BE (1)	BE538872A (en)
CH (1)	CH326724A (en)
DE (1)	DE1030421B (en)
FR (1)	FR1133497A (en)
IT (1)	IT535383A (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB855325A (en) *	1958-05-21	1960-11-30	Asea Ab	Isolating switch of the pantograph type
DE2014760A1 (en) *	1970-03-20	1971-10-21	Siemens Ag	Disconnector
DE3124805C2 (en) *	1981-06-24	1983-05-26	Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt	Single column disconnector
EP3494588B1 (en) *	2016-08-05	2024-04-10	Hitachi Energy Ltd	Disconnector and manufacturing method

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
NL104574B (en) *	1932-03-23
FR882025A (en) *	1942-05-13	1943-05-14	Entpr S Electr De L Ouest Soc	Portable diverter-disconnector for high voltage line
CH258114A (en) *	1943-09-04	1948-11-15	Elin Und Schorch Werke Aktieng	Disconnector in column design.
AT168743B (en) *	1948-09-02	1951-07-25	Elin Ag Elek Ind Wien	Disconnector in column shape
CH296803A (en) *	1950-02-17	1954-02-28	Siemens Ag	Disconnector.

0
- BE BE538872D patent/BE538872A/xx unknown
- IT IT535383D patent/IT535383A/it unknown
1954
- 1954-06-10 CH CH326724D patent/CH326724A/en unknown
- 1954-06-25 DE DEA20605A patent/DE1030421B/en active Pending
1955
- 1955-06-09 US US514189A patent/US2781426A/en not_active Expired - Lifetime
- 1955-06-10 FR FR1133497D patent/FR1133497A/en not_active Expired

Also Published As

Publication number	Publication date
FR1133497A (en)	1957-03-27
DE1030421B (en)	1958-05-22
CH326724A (en)	1957-12-31
US2781426A (en)	1957-02-12
IT535383A (en)

Publication	Publication Date	Title
DE1048754B (en)
IT535383A (en)
AT194324B (en)	1958-01-10
AT195882B (en)	1958-02-25
AT198671B (en)	1958-07-25
AT194860B (en)	1958-01-25
FR1093276A (en)	1955-05-03
AT198478B (en)	1958-07-10
AT193805B (en)	1957-12-10
AT195202B (en)	1958-01-25
AT194962B (en)	1958-01-25
AT196153B (en)	1958-02-25
AT194664B (en)	1958-01-10
AT195161B (en)	1958-01-25
AT194311B (en)	1958-01-10
AT196338B (en)	1958-03-10
AT195329B (en)	1958-01-25
AT195450B (en)	1958-02-10
AT195570B (en)	1958-02-10
AT195613B (en)	1958-02-25
AT195620B (en)	1958-02-25
AT196336B (en)	1958-03-10
AT194010B (en)	1957-12-27
AT195663B (en)	1958-02-25
AT195705B (en)	1958-02-25