Electronic device, PCB and electric tool
US12002645B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jan 8, 2019 |
| Grant date | Jun 4, 2024 |
| Priority date | — |
| Expiry date | Mar 29, 2040 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH05K1/181
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
The invention provides an electronic device, a PCB and an electric tool; the electronic device comprises a main body, a first electric connecting part, a variable resistor, a speed regulating contact, a reversing electric connecting part, a reversing contact, a speed regulating handle and a reversing handle, the first electric connecting part is connected with the main body in a melt adhesive curing mode, and one end of the first electric connecting part is exposed out of the main body; the speed regulating handle and the main body form a first space, the speed regulating contact and the variable resistor are arranged in the first space, and under the drive of the speed regulating handle, the speed regulating contact and the variable resistor relatively slide; under the driving of the reversing handle, the reversing contact and the reversing electric connecting part relatively slide for reversing.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.