Patterned inflatable membrane
US11559925B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Nov 5, 2021 |
| Grant date | Jan 24, 2023 |
| Priority date | — |
| Expiry date | Nov 5, 2041 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB32B2307/422
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
An inflatable membrane may include a pattern layer and a fluorescent layer, wherein the pattern layer comprises an inner surface and an outer surface, and a pattern on the inner surface of the pattern layer, wherein at least a portion of the pattern layer formed by transferring a transferrable material from a casting plate to the inner surface, and wherein the fluorescent layer comprises an inner surface and an outer surface, the inner surface of the fluorescent layer abutting the outer surface of the pattern layer and comprising a fluorescent material which, upon receiving of light, causes the fluorescent material to emit fluorescent light and causing the pattern to be detectable by a detector.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.