ATBECHDEDKESFRGBGRITLILUNLSEMCPTIESILTLVFIROMKCYALJDIM350 (Ver 2.1 Jan 2001) 1620000/00962955EUROPEAN PATENT APPLICATIONA320020213EP99109885.619990520EnEnEn1426909819980525JP1077809919990415JP20020213200207199912081999497 7H 01J 9/32 A 7H 01J 61/36 B 7H 01J 5/38 BdeLampe und Verfahren zu deren HerstellungenLamp and manufacturing method thereoffrLampe et procédé pour sa fabrication2BMATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.00216880M 56951006, Ohaza KadomaKadoma-shi, Osaka 571-8501JPKaneko, YurikoHeijo Daiichi Danchi 13-402, 6, Jingu 1-chomeNara-shi, Nara, 631-0804JPHoriuchi, Makoto106-2-412, OhdonoSakurai-shi, Nara 633-0062JPTakeda, Mamoru5-2-1-6, Hikaridai, Seika-choSoraku-gun, Kyoto 619-0237JPYosida, Masato2-12-2-405, KamitsumuroTakatsuki-shi, Osaka 569-1044JPKurimoto, Yoshitaka6-45-19, Makami-choTakatsuki-shi, Osaka 569-1121JPEisenführ, Speiser & Partner00100151Martinistrasse 2428195 BremenDEATBECHCYDEDKESFIFRGBGRIEITLILUMCNLPTSEALLTLVMKROSI20020213200207

A lamp made of a tube having a light emission portion glass (1) and a side tube portion glass (2) that extends from the light emission portion glass. The lamp has a sealed electrode assembly having an electrical current supply line (3) with one end portion connected to a metal foil (4). A first portion of the side tube portion where an electrical current supply line is located is heated and this portion is compressed by a first pressure. A second portion of the side tube portion where a metal foil is located is heated and this portion is compressed by a second pressure. The second pressure is made larger than the first pressure.