HIGH-PRESSURE DISCHARGE LAMP WITH A GETTER

The present invention relates to high-pressure discharge lamp having a discharge tube (5), an envelope (1) and a current lead (4), wherein a getter ring (6) is arranged in a vacuum space between the envelope (1) and the discharge tube (5) for producing a getter film in order to maintain the vacuum i...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	UGROSDY LASZLO, HORVATH GYORGYI
Format:	Patent
Sprache:	eng
Schlagworte:	BASIC ELECTRIC ELEMENTS ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS ELECTRICITY
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Beschreibung
Zusammenfassung:	The present invention relates to high-pressure discharge lamp having a discharge tube (5), an envelope (1) and a current lead (4), wherein a getter ring (6) is arranged in a vacuum space between the envelope (1) and the discharge tube (5) for producing a getter film in order to maintain the vacuum in said space, wherein the surface of the getter material (7) in the getter ring (6) is arranged opposite to one side of the pinched stem (2), said surface forming an angle with the geometrical axis of the lamp of up to 90 DEG , preferably between 35-45 DEG .