Electric working machine with heat radiation plate portion integrally formed with connection plate portion connected to terminal of battery pack to radiate heat generated at connection plate portion
US11179824B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Feb 16, 2017 |
| Grant date | Nov 23, 2021 |
| Priority date | — |
| Expiry date | Oct 10, 2038 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P70/50
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
An electric working machine according to one aspect of the present disclosure includes a terminal block electrically connected to a battery pack. The terminal block includes a positive electrode connecting terminal and a negative electrode connecting terminal. The positive electrode connecting terminal includes a plate-shaped positive electrode side connection plate portion that comes in contact with a positive electrode terminal of the battery pack, and the negative electrode connecting terminal includes a plate-shaped negative electrode side connection plate portion that comes in contact with a negative electrode terminal of the battery pack. At least one of the positive electrode side connection plate portion and the negative electrode side connection plate portion is provided with a heat radiation plate portion in a thermal conductive manner.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.