Fluid-filled colored light pattern generator with twist cap
US5506762A · kind A · utility
7Cited by
9References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 25, 1994 |
| Grant date | Apr 9, 1996 |
| Priority date | — |
| Expiry date | Aug 25, 2014 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S362/806
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A colored light pattern generator including a pair of transparent plates maintained in spaced relationship in a sealed container for defining a fluid-filled cavity. The container includes a receiver and a twist-on-and-off cap ring. The fluid produces random, floating colored images in response to a beam of light being passed through the plates.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.