Fabric drop-down diffusers
US12164220B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jan 24, 2022 |
| Grant date | Dec 10, 2024 |
| Priority date | — |
| Expiry date | Jul 25, 2042 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02W10/10
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
Fabric drop-down diffusers are disclosed. An example drop-down diffuser includes a hoop to be supported adjacent an end of an air duct, and a first fabric sheet to hang downward from the hoop. The first fabric sheet to define a first wall of an air chamber adjacent the hoop on a side of the hoop opposite the air duct. The first fabric sheet to completely surround the air chamber along a circumferential path corresponding to the hoop. The hoop to be transverse to the air duct and positioned so that air delivered by the air duct is to pass through the hoop and into the air chamber. The drop-down diffuser also includes a second fabric sheet to be coupled to the first fabric sheet. The second fabric sheet to define a second wall of the air chamber.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.