Blade set, hair cutting appliance, and related manufacturing method
US12145284B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Mar 14, 2022 |
| Grant date | Nov 19, 2024 |
| Priority date | — |
| Expiry date | Mar 14, 2042 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E10/72
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
A stationary blade for a blade set of a hair cutting appliance is arranged to be moved through hair in a moving direction to cut hair. The stationary blade includes: a first wall portion arranged to serve as a skin facing wall when in operation; a second wall portion at least partially offset from the first wall portion; and at least one toothed leading edge comprising a plurality of teeth and being jointly provided by the first wall portion and the second wall portion. The first wall portion and the second wall portion are connected at a frontal end of the at least one toothed leading edge to provide tips of the teeth. A blade set including the stationary blade and a moveable cutting blade are also arranged to cut hair. A method of fabricating a blade set is also described.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.