Lighting device with elongated light guide, housing and attachments thereof
US12109944B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Aug 14, 2023 |
| Grant date | Oct 8, 2024 |
| Priority date | — |
| Expiry date | Aug 14, 2043 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB60Q3/78
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A lighting device includes a light source unit that outputs light, an elongated light guide including a first end surface on which the light is incident, a second end surface located opposite to the first end surface, an emitting surface, and at least one held portion provided on at least one of the longitudinal side surfaces different from the emitting surface, the light guide guiding the light from the first end surface to the second end surface, and a housing including an attachment portion to which the light source unit is attached, a housing portion that is open at an end portion on the attachment portion side and includes a housing recess to house the light guide and an exposure opening exposing the emitting surface, and a holding portion that holds the light guide in the housing recess by sandwiching the at least one held portion.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.