Title:
製造中に蛍光ランプに水銀を導入する方法及びそのような方法を容易にするための水銀キャリヤボディ
Document Type and Number:
Japanese Patent JP4280610
Kind Code:
B2
Abstract:
Method for introducing a limited amount of mercury into a fluorescent lamp (10) during manufacture thereof includes the steps of forming the lamp with an exhaust tubulation (14) therein open at an end (30) thereof and provided with a ball retention structure, exhausting the interior of the lamp (10) through the tubulation open end (30), placing a rigid body (28) of inert material in the tubulation (14) between the ball retention structure and the tubulation open end (30), the ball (28) having a coating (34) of a selected one of silver, gold, and indium of a selected mass over a selected surface area of the body (28), and mercury (36) on the coated area, and sealing the open end (30) of the tubulation (14), whereby the amount of mercury (36) retained on the body (28) and thereby introduced into the lamp (10) is limited by the selected mass of the coating (34) on the body (28).
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Inventors:
Louise Dee Cleary
Joseph V. Lima
Richard S Spear
Joseph V. Lima
Richard S Spear
Application Number:
JP2003401744A
Publication Date:
June 17, 2009
Filing Date:
December 01, 2003
Export Citation:
Assignee:
OSRAM SYLVANIA Inc.
International Classes:
H01J9/395; H01J61/24; H01J61/16; H01J61/28; H01J61/35; H01J65/04
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Attorney, Agent or Firm:
Toshio Yano
Toshiomi Yamazaki
Takuya Kuno
Einzel Felix-Reinhard
Toshiomi Yamazaki
Takuya Kuno
Einzel Felix-Reinhard