H - Electricity – 01 – J
Patent
H - Electricity
01
J
H01J 61/24 (2006.01) H01J 61/12 (2006.01) H01J 61/28 (2006.01) H01J 65/04 (2006.01)
Patent
CA 2428571
An amalgam assembly for a fluorescent lamp includes an exhaust tubulation closed at a free end thereof, a glass ball disposed in the tubulation, and a mercury amalgam body disposed in the tubulation between the glass ball and the tubulation closed end. The tubulation is provided with a pinched portion comprising a plurality of inwardly extending dimples separated from each other and adapted to engage the glass ball to retain the glass ball on a central axis of the tubulation. The glass ball rests on the dimples concentrically and gaps between the dimples allow gas to pass therethrough between the glass ball and an inside surface of the tubulation.
Lima Joseph V.
Speer Richard S.
LandOfFree
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