Gas meter
US11460332B2 · kind B2 · utility
0Cited by
3References
2Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 23, 2019 |
| Grant date | Oct 4, 2022 |
| Priority date | — |
| Expiry date | Aug 23, 2039 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04Q9/00
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
Gas meter includes shutoff valve, return unit, flow rate measurer, display, communication unit that communicates with an outside, controller, area information setting unit, and area information comparator. The gas meter compares, by area information comparator, a preset area information held in area information setting unit with a specified value of area information added to a remote shutoff instruction received by communication unit, and when the preset area information and the specified value of the added area information match, shutoff valve is closed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.