Liquid cartridge
US11685162B2 · kind B2 · utility
0Cited by
18References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 12, 2021 |
| Grant date | Jun 27, 2023 |
| Priority date | — |
| Expiry date | May 18, 2041 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01F23/2922
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
A liquid cartridge includes a first surface, a second surface spaced apart from the first surface, and a third surface extending between the first surface and the second surface, with a liquid outlet through the first surface. A circuit board is mounted on the third surface. A locking mechanism includes a locking surface that extends above the third surface, and a liquid detection mechanism includes a light access portion. The light access portion is disposed between the circuit board and the locking surface, and the circuit board is disposed between the first surface and the light access portion.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.