Submersible light fixture with multilayer stack for pressure transfer
US11946633B1 · kind B1 · utility
0Cited by
4References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 31, 2021 |
| Grant date | Apr 2, 2024 |
| Priority date | — |
| Expiry date | May 31, 2041 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF21Y2115/10
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
Lighting apparatus for high pressure underwater use are disclosed. In one embodiment the lighting apparatus comprises a housing for withstanding ambient exterior pressure at a depth of approximately 500 feet or more, a transparent pressure bearing window positioned at a forward end of the housing, and a multilayered stack for bearing substantially all of the loading applied to the transparent pressure bearing window at a depth of approximately 500 feet or more disposed in the housing behind the transparent pressure bearing window is disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.