Title:
The incandescence lamp for vehicles headlights with new filament size shape
Document Type and Number:
Japanese Patent JP6176727
Kind Code:
B2
Abstract:
A filament coil for an incandescent lamp assembly is provided. The filament coil includes a helical winding extending generally along a longitudinal axis between a first end and a second end. The filament coil further includes a winding having a first pitch ratio at the first and second ends, and a different, second pitch ratio along an intermediate portion located between the first and second ends.
Inventors:
Mezein Fudara, Agnes
Baco, Zoltan
Baco, Zoltan
Application Number:
JP2013534913A
Publication Date:
August 09, 2017
Filing Date:
September 21, 2011
Export Citation:
Assignee:
GENERAL ELECTRIC COMPANY
International Classes:
H01K1/14
Domestic Patent References:
| JP2119043A | ||||
| JP55175971U | ||||
| JP5347152A | ||||
| JP49112474A | ||||
| JP50082181U |
Foreign References:
| US20080018219 | ||||
| US4598342 |
Attorney, Agent or Firm:
Arakawa Satoshi
Hirokazu Ogura
Toshihisa Kurokawa
Takuto Tanaka
Hirokazu Ogura
Toshihisa Kurokawa
Takuto Tanaka