Process for producing a flat gas discharge lamp

H - Electricity – 01 – J

Patent

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Details

H01J 9/26 (2006.01) H01J 61/30 (2006.01) H01J 65/04 (2006.01)

Patent

CA 2371993

The invention relates to a method for producing a discharge vessel of a flat gas discharge lamp. Said discharge vessel comprises a base plate (1), a frame (3), a top plate (2), and at least one spacer element (7) that is located between the base plate (1) and the top plate (2). At least one intermediate space (6) is firstly held open as a filling opening between one of the plates (1, 2) and the frame (3). After filling, the filling opening (6) is disposed of by melting at least one part (4, 5) of the frame which can also comprise a glass solder layer (4) and local elevations (5). The distance between the vessel plates (1, 2) is defined by the spacer elements (7) that are hard also during the joining process.

L'invention concerne un procédé permettant de produire un récipient de décharge de lampe à décharge, selon lequel le récipient de décharge présente une plaque de base (1), un bâti (3) et une plaque de couverture (2), ainsi qu'au moins un élément écarteur (7) entre la plaque de base (1) et la plaque de couverture (2). Au moins un espace intermédiaire (6) est d'abord maintenu ouvert comme ouverture de remplissage, entre une des plaques (2) et le bâti (3). La fusion d'au moins une partie (4,5) du bâti qui peut également comprendre une couche d'apport de brasage en verre (4) et des surélévations locales (5) permet de supprimer l'ouverture de remplissage (6), une fois le remplissage terminé. L'écart entre les plaques du récipient (1,2) est défini par les éléments écarteurs (7) qui sont également rigides pendant le processus d'assemblage.

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