Rotary electric shaver
US11298840B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Nov 26, 2018 |
| Grant date | Apr 12, 2022 |
| Priority date | — |
| Expiry date | Nov 26, 2038 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB26B19/36
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
A rotary electric shaver includes a main body in which a first transmission mechanism, and a connecting portion is disposed; a head unit in which a plurality of blade units each having an outer blade, an inner blade being in sliding contact with an inner surface of the outer blade, and a driven shaft rotating the inner blade are disposed, and a second transmission mechanism that transmits a driving power of the first transmission mechanism to rotate the driven shaft is built, and which is connected to the connecting portion; and a drive shaft for transmitting the driving power of the first transmission mechanism to the second transmission mechanism, wherein a first endless belt is disposed in the first transmission mechanism and a second endless belt is disposed in the second transmission mechanism.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.