H - Electricity – 01 – J
Patent
H - Electricity
01
J
313/10
H01J 5/46 (2006.01) H01K 1/38 (2006.01)
Patent
CA 1110688
ABSTRACT : Electric lamps having a simple, strong and reliable current lead-through construction according to the invention have, on a tungsten lead- through conductor, a first glass layer on which and between the ends of which a second glass layer is provided. The wall of the lamp vessel is fused. to the second layer. Glasses having at least 95% by weight of SiO2 are used for the layer and also for the wall of the lamp vessel. - 19 -
302648
N.v. Philips Gloeilampenfabrieken
Van Steinburg C.e.
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