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US 11,142,646 B2Granted
Vehicle headlight assembly
AssigneeE. I. Du Pont de Nemours and Company
InventorHiroyuki Sumi
Life of this patent
Estimating the term…
Abstract
This invention relates to a vehicle headlight assembly comprising: a light source, a housing supporting the light, a bezel equipped over the front side of the housing, and a transparent cover being equipped over the front side of the bezel, wherein the bezel and optionally the housing comprises a thermoplastic resin and a colorant, wherein the colorant is selected from the group consisting of an anthraquinone dye, an amine salt thereof and a mixture thereof.
Claims10
A vehicle headlight assembly comprising:
- a light source,
- a housing supporting the light,
- a bezel equipped over the front side of the housing, and
- a transparent cover being equipped over the front side of the bezel, wherein the bezel and optionally the housing comprise a thermoplastic resin and a colorant, wherein the colorant is selected from the group consisting of an anthraquinone dye, an amine salt thereof and a mixture thereof;
- and wherein the thermoplastic resin consists essentially of polybutylene terephthalate.
2 more elements
A method of manufacturing a vehicle headlight assembly comprising steps of:
- preparing a thermoplastic resin composition comprising a colorant and a thermoplastic resin that consists essentially of polybutylene terephthalate, wherein the colorant is selected from the group consisting of an anthraquinone dye, an amine salt thereof and a mixture thereof;
- forming a bezel by injection molding the resin composition;
- equipping the bezel on the front side of a housing holding a light;
- and
- equipping a transparent cover on the front side of the bezel.
2 more elements
Dependencies are inferred from the claim text.