Electric lamp and discharge devices – With gas or vapor – Three or more electrode discharge device
Patent
1991-10-23
1993-09-07
Yusko, Donald J.
Electric lamp and discharge devices
With gas or vapor
Three or more electrode discharge device
313574, 313596, 313634, 361120, 337 28, H01T 202, H01T 122
Patent
active
052432572
ABSTRACT:
A surge voltage protector having a tubular ceramic part as an insulator, and having metal electrodes soldered onto the end faces thereof. Each electrode is electrically connected in each case to an ignition aid applied at least to the inside wall of the ceramic part. The inside edges of the surfaces joining the ceramic part to the electrodes are each provided with a chamfer whose chamfer angle is 15.degree. to 60.degree. relative to the plane of the joining surfaces. The width projected onto the plane of the joining surface is 0.05 to 0.4 mm.
REFERENCES:
patent: 4491893 (1985-01-01), Toda
patent: 4628399 (1986-12-01), Shigemori et al.
patent: 4996111 (1991-02-01), Do-Thoi et al.
patent: 5142194 (1992-08-01), Jacubeit et al.
patent: 5156322 (1992-10-01), Do-Thoi et al.
Dietrich Volker
Do-Thoi Tha
Stingl Peter
Hoechst Ceramtec Aktiengesellschaft
Patel Ashok
Yusko Donald J.
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