Light guide and vehicle lamp
US10520155B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Aug 3, 2018 |
| Grant date | Dec 31, 2019 |
| Priority date | — |
| Expiry date | Aug 3, 2038 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB60Q2400/20
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A light guide for a vehicle lamp includes a rod-shaped portion and a plate-shaped portion. The rod-shaped portion includes a rod-shaped light guide portion and a connecting projection portion projecting from a peripheral surface of the rod-shaped light guide portion and extending along the rod-shaped light guide portion. The plate-shaped portion includes two principal surfaces facing opposite to each other and a plate-shaped portion side surface connecting the two principal surfaces. The light guide is a multi-color molded product in which the rod-shaped portion is formed of a first resin material and the plate-shaped portion is formed of a second resin material containing a light diffusing agent. The rod-shaped light guide portion is connected to the side surface of the plate-shaped portion by the connecting projection portion.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.