Retrofit fire extinguisher apparatus
US11938360B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Aug 1, 2019 |
| Grant date | Mar 26, 2024 |
| Priority date | — |
| Expiry date | Jan 31, 2041 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA62C13/76
- WIPO fieldEnvironmental technology
- WIPO sectorChemistry
Abstract
A retrofit unit for retrofitting a fire extinguisher, the retrofit unit including a body portion, having a connector for connection to the fire extinguisher, an electronic pressure sensor, connected to the body portion, and adapted to sense pressure within the fire extinguisher, a processor adapted to control operation of the pressure sensor and to receive at least one pressure signal sensed by the electronic pressure sensor, a power source adapted to provide power to the processor and to the electronic pressure sensor. The retrofit unit may be fitted onto a fire extinguisher for measuring pressure therein, instead of, or in addition to, a mechanical pressure gauge.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.