Rotating inflatable device with built-in blower and sensor light
US6892772B1 · kind B1 · utility
Inventors
Key dates
| Filing date | Feb 4, 2004 |
| Grant date | May 17, 2005 |
| Priority date | — |
| Expiry date | Feb 4, 2024 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG09F19/02
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A rotating inflatable device includes a base having an outlet a top thereof and an inlet in a side of the base. A blower is received in the base and driven by a motor. A drive part is received in the base and includes a rotating rod which is driven by another motor via a speed reduction unit. A drum to which a lower opening is mounted includes an annular ring and a central part which is located at a center of the drum by a plurality of ribs connected between the annular ring and the central part. A top end of the rotating rod is co-axially connected to the central part. A central shaft composed of a plurality of sections has its a lower end connected to the central part. A top end of the central shaft extends through a top opening of the balloon and is connected to a plate which seals on the top opening of the balloon.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.