Vent for livestock stall
US11805750B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Aug 31, 2020 |
| Grant date | Nov 7, 2023 |
| Priority date | — |
| Expiry date | Jul 19, 2042 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF24F2007/004
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
An elongated vent includes a first piece and a second piece. The first piece has a first upper portion, a first middle portion and a first lower portion. The second piece is a mirror image of the first piece, the second piece having a second upper portion, a second middle portion and a second lower portion. The first and second pieces are joined together at their respective first and second middle portions, wherein each of the first and second middle portions includes a plurality of apertures therethrough, to form a perforated panel. The first and second upper portions form a first channel; the first and second lower portions form a second channel.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.