Replacement filter with cartridge and automatic filter media advance and wireless communications
US9409114B2 · kind B2 · utility
Inventor
Key dates
| Filing date | Dec 11, 2013 |
| Grant date | Aug 9, 2016 |
| Priority date | — |
| Expiry date | Dec 11, 2033 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB01D2273/14
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A replacement filter deployed within a flow channel with a housing having a first of two or more frame members and a second of two or more frame members that are detachable with an exposure slot formed within the housing. A filter media storage area is within the housing, having unexposed, folded, pleated filter media stored therein. The unexposed folded, pleated filter media is compactly held within the filter media storage area. A motor is coupled to a power supply and in communication with a controller. The motor moving a movement member that advances an unexposed portion of the stacked pleated filter media into the exposure slot, expanding and exposing the unexposed portion of the media to the flow channel while retaining pleats and creating an exposed portion of the filter media. A containment area is provided where the exposed portion of the pleated filter media is collected folded, restacked and compactly stored and retained.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.