High speed pneumatic weighing device
US6630633B1 · kind B1 · utility
56Cited by
25References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 13, 2001 |
| Grant date | Oct 7, 2003 |
| Priority date | — |
| Expiry date | Jul 13, 2021 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01G5/006
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A pneumatic weighing device has a weigh pan, which is supported for vertical movement by a load cell in response to the weight of an article; the weigh pan is provided with a plenum chamber having an apertured upper surface through which air under pressure is directed for purpose of providing an air cushion for supporting and transporting articles to be weighed. The weighing device additionally includes pneumatic means for rejecting articles of improper weight.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.