Projection system employing a screen with moving water
US6731429B2 · kind B2 · utility
18Cited by
11References
20Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Apr 4, 2002 |
| Grant date | May 4, 2004 |
| Priority date | — |
| Expiry date | Apr 4, 2022 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03B21/56
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
The present invention is directed a projection system that produces a visual special effect. In one embodiment, the system includes a projector, a translucent projection substrate, a flow disturbance structure associated with one side of the substrate, and a water system for distributing water over the side of the substrate with which the flow disturbance structure is associated.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.