Light emitting element assembly, multi-beam laser chip assembly and stereolithographic apparatus, and member assembly and method for manufacturing the same
US12095224B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jan 17, 2020 |
| Grant date | Sep 17, 2024 |
| Priority date | — |
| Expiry date | Oct 18, 2041 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10H20/857
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A light emitting element assembly includes: a light emitting element (21); a light emitting element drive unit (30); a first joining member (41) connected to an electrode provided in the light emitting element (21); and a second joining member (42) provided on the light emitting element drive unit (30). In the light emitting element assembly, one of the first joining member (41) and the second joining member (42) includes an alloy material, the other one of the first joining member (41) and the second joining member (42) includes a metallic material, the joining member (the second joining member (42)) including the alloy material includes a first portion (43) and a second portion (44), the joining member (the first joining member (41)) including the metallic material and the first portion (43) are joined to each other, and the second portion (44) is provided on the light emitting element drive unit (30) between the light emitting element (21) and the light emitting element drive unit (30), and is in contact with the light emitting element (21).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.