LAMP - HARISON TOSHIBA LIGHTING CORP

Title:

LAMP

Document Type and Number:

Japanese Patent JP2005183267

Kind Code:

A

Abstract:

To provide an incandescent lamp or a discharge lamp improved in its light emitting property, yield, and workability, whose sealed part is easily formed without a special process and has a bead mount simplified in its configulation instead of a mount with a flare stem and a button stem etc., fixing each component of the mount firmly to hold a filament and electrodes at a predetermined position at the time it is sealed with a glass bulb.

The lamp L1 comprises a bead mount 3 having lead lines 6 and 6 connected to a coiled filament 7 between and a glass bead 4 welded together with an exhaust tube 5, and a glass bulb 1 in which the bead mount 3 and the glass bead 4 are sealed at a sealed part 2.

Inventors:

YAGI AKIHIRO
OCHI SATOSHI

Application Number:

JP2003424766A

Publication Date:

July 07, 2005

Filing Date:

December 22, 2003

Export Citation:

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Assignee:

HARISON TOSHIBA LIGHTING CORP

International Classes:

H01J61/36; H01K1/38; (IPC1-7): H01K1/38; H01J61/36

Attorney, Agent or Firm:

Norio Ohu
Takehana Kikuo
Hiroshi Uji

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