Title:
INCANDESCENT LAMP AND MANUFACTURE THEREOF
Document Type and Number:
Japanese Patent JP2000100390
Kind Code:
A
Abstract:
To provide an incandescent lamp and a manufacturing method therefor, which minimize the extent of blackening of tungsten emanation and allowing the application of a compact emitter.
An incandescent lamp 10 has a lamp vessel 12, a metallic emitter 14 laid in the lamp vessel 12 for generating emitted light in infrared and visible light regions, and a filter 35 at least fitted to the lamp vessel 12 for reflecting a reflected light in the infrared region and transmitting at least a reflected light of selected wavelength in the visible light zone. In this case, the emitter 14 is formed as, flat type, for example, strip type.
More Like This:
WO/2007/006283 | LIGHT SOURCE |
JPH0395852 | INCANDESCENT LUMINOUS ELEMENT |
JPS5836466 | [Title of the Invention] Halogen Lamp |
Inventors:
NOLL THOMAS
Application Number:
JP27113599A
Publication Date:
April 07, 2000
Filing Date:
September 24, 1999
Export Citation:
Assignee:
PATENT TREUHAND GES FUER ELEKTRISCHE GLUEHLAMPEN MBH
International Classes:
H01K1/02; H01K1/14; H01K3/00; (IPC1-7): H01K1/14; H01K3/00
Attorney, Agent or Firm:
Toshio Yano (3 outside)
Previous Patent: DISCHARGE LAMP
Next Patent: OPTICAL ARTICLE AND ELECTRIC LAMP FITTED WITH INFRARED REFLECTION FILM
Next Patent: OPTICAL ARTICLE AND ELECTRIC LAMP FITTED WITH INFRARED REFLECTION FILM