Elevator hitch load weighing tare compensation
US5345042A · kind A · utility
9Cited by
11References
9Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | May 29, 1992 |
| Grant date | Sep 6, 1994 |
| Priority date | — |
| Expiry date | May 29, 2012 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01G23/01
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
In an elevator hitch load weighing assembly, a load cell provides an analog load signal to a summer 12, where an analog tare compensation signal is subtracted from the load signal prior to a compensated load signal being provided to an analog-to-digital converter (ADC) 20; the digital load signal is provided to a remaining tare subtractor 26 where tare remaining in the digital load signal is subtracted and a payload provided.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.