Mobile measuring device with a power supply module and process for power supply
US11557915B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Jul 29, 2020 |
| Grant date | Jan 17, 2023 |
| Priority date | — |
| Expiry date | Apr 22, 2041 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02J50/10
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A mobile measuring device (100) includes a power supply module (110) that includes a rechargeable battery (120), a primary battery (130) and an electronic control unit (140). The rechargeable battery is permanently installed in the mobile measuring device and can be charged via a charging device (122) of the mobile measuring device. The primary battery is also permanently installed in the mobile measuring device. The electronic control unit is configured to guarantee a power supply of the mobile measuring device via the rechargeable battery as long as an electrical minimum power supply is provided by the rechargeable battery and to change to a temporary power supply by the primary battery if the minimum supply power is undershot.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.