Global Patent Index - EP 0784332 B1

EP 0784332 B1 2000-11-29 - Single-ended low pressure discharge lamp and associated fitting

Title (en)

Single-ended low pressure discharge lamp and associated fitting

Title (de)

Einseitig gesockelte Niederdruckentladungslampe und zugehörige Fassung

Title (fr)

Lampe à décharge à basse pression à culot unique et douille correspondante


EP 0784332 B1 (DE)


EP 97100073 A


DE 29600594 U

Abstract (en)

[origin: JPH09199003A] PROBLEM TO BE SOLVED: To provide a single-base low-pressure discharge lamp having a base of compact, flat and simple constitution which enables easy and quick installation of the lamp and further enables equipment of a luminaire as needed, and provide a socket therefor. SOLUTION: A circular fluorescent lamp 1 includes a discharge tube 2 formed in a plane and a base 3 having contact pins 8a, 8b; 9a, 9b. In the base 3 both ends of the discharge tube 2 are positioned opposite to each other. The contact pins 8a, 8b; 9a, 9b are disposed approximately in a circular plane of the lamp 1 and on both sides of the base 3. A socket as an attachment has a U-shaped sectional area. The foot of the socket has cavities for receiving the contact pins and for making electrical contact therewith.

IPC 1-7 (main, further and additional classification)

H01J 5/56; H01J 61/32

IPC 8 full level (invention and additional information)

H01J 5/50 (2006.01); H01J 5/56 (2006.01); H01J 61/32 (2006.01); H01R 33/08 (2006.01)

CPC (invention and additional information)

H01J 61/322 (2013.01); H01J 5/565 (2013.01)

Designated contracting state (EPC)


DOCDB simple family

DE 29600594 U1 19970507; EP 0784332 A1 19970716; EP 0784332 B1 20001129; JP 3854354 B2 20061206; JP H09199003 A 19970731; KR 100442890 B1 20040918; TR 199700015 A2 19970821; US 5789849 A 19980804