EP 0128551 A1 19841219 - Single ended metal halide discharge lamps and process of manufacture.
Title (en)
Single ended metal halide discharge lamps and process of manufacture.
Title (de)
Einseitig mit Elektroden versehene Metallhalogenid-Entladungslampen und Verfahren zur Herstellung.
Title (fr)
Lampes à décharge aux halogénures avec des électrodes à un cÔté et procédé de fabrication.
Publication
Application
Priority
US 50277483 A 19830609
Abstract (en)
A single-ended metal halide discharge lamp including a fused silica elliptical-shaped envelope which is filled with a metal halide dosed high pressure mercury fill and wherein a pair of electrodes each having a metal rod with a ball on the end thereof are sealed whereby isothermal operation of the elliptical-shaped envelope is effected. A manufacturing process is also provided wherein an elliptical-shaped envelope is formed, a pair of electrodes having metal rods with a ball on the end thereof are sealed into one end of the envelope, and the envelope is filled with a metal halide dosed high pressure mercury fill.
IPC 1-7
IPC 8 full level
H01J 61/32 (2006.01); H01J 61/30 (2006.01); H01J 61/82 (2006.01); H01J 61/88 (2006.01)
CPC (source: EP)
H01J 61/30 (2013.01); H01J 61/827 (2013.01)
Citation (search report)
- DE 3227380 A1 19830210 - GEN ELECTRIC CO PLC [GB]
- DE 3110811 A1 19820211 - GTE PROD CORP [US]
- GB 2013394 A 19790808 - GEN ELECTRIC
Designated contracting state (EPC)
BE DE FR GB NL
DOCDB simple family (publication)
EP 0128551 A1 19841219; DE 128551 T1 19850411; JP S609049 A 19850118
DOCDB simple family (application)
EP 84106567 A 19840608; DE 84106567 T 19840608; JP 11681484 A 19840608