Cleanliness monitoring system and cartridges thereof
US9551725B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Sep 5, 2012 |
| Grant date | Jan 24, 2017 |
| Priority date | — |
| Expiry date | Aug 20, 2034 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01N2035/00881
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A system for monitoring cleanliness of a material handling system is disclosed. The system includes a measuring device, a first signal device, a second signal device, and a measuring host. The measuring device installed in the cartridges conduct the cleanliness measurements and obtains the measured result. The first signal device installed in the cartridges transforms the measured results to wireless signals. The second signal device installed in a predetermined location outside of the cartridges receives the wireless signal. The measuring host transforms the received wireless signals back to the measured results. The cartridges of the material handling system are also disclosed. The disclosed cleanliness monitoring system and the cartridge can reduce the cost.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.