Apparatus for affecting motion in an inflatable display
US9147356B1 · kind B1 · utility
Inventor
Key dates
| Filing date | Jul 14, 2014 |
| Grant date | Sep 29, 2015 |
| Priority date | — |
| Expiry date | Jul 14, 2034 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF04B45/02
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A valve apparatus for an inflatable article, wherein the inflatable article includes a main body and a moveable portion. The valve includes a valve body and a baffle. The valve body includes first and second chambers and first, second and third openings. The baffle is moveable between first and second positions. The first chamber includes the first and second openings, while the first opening forms a first fluid communication between the main body and the first chamber. The second chamber includes the second and third openings, while the third opening forms a second fluid communication between the second chamber and an ambient atmosphere. When in the first position, the baffle seals the first opening and when in the second position, the baffle seals the third opening.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.