High-pressure discharge lamp, having a seal comprising a...

Details High-pressure discharge lamp, having a seal comprising a... High-pressure discharge lamp, having a seal comprising a...

2008-07-22

2008-07-22

Santiago, Mariceli (Department: 2879)

Electric lamp and discharge devices

With gas or vapor

Having electrode lead-in or electrode support sealed to...

C315S344000, C313S623000, C313S634000

Reexamination Certificate

active

07402954

ABSTRACT:
A high-pressure discharge lamp (1) having a quartz glass discharge vessel (2) enclosing a discharge space (3) with an ionizable filling, wherein a first electrode (4) and a second electrode (40) are present between which a discharge is maintained during lamp operation, wherein a first seal (5) incorporates a first internal electric conductor (6) which connects the first electrode (4) to a first external electric conductor (7) extending from the seal (5) into the exterior, wherein said first seal (5) further incorporates a gas-filled cavity (10), wherein the internal electric conductor (6) is a foil which extends through the cavity (10), and wherein the foil (6) is provided with at least one hole (11).

REFERENCES:
patent: 5323091 (1994-06-01), Morris
patent: 6570328 (2003-05-01), Steinmann
patent: 1975290U (1967-12-01), None
patent: 2001266794 (2001-09-01), None
patent: 1367066 (1988-01-01), None
patent: 0077826 (2000-12-01), None
patent: 0118847 (2001-03-01), None

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