Blade set, hair cutting appliance, and related manufacturing method
US11279052B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Aug 21, 2020 |
| Grant date | Mar 22, 2022 |
| Priority date | — |
| Expiry date | Aug 21, 2040 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E10/72
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
A hair cutting appliance, a blade set for a hair cutting appliance, and to a stationary blade for the blade set. 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, such that the first wall portion and the second wall portion define therebetween a guide slot arranged to receive a movable cutter blade in a defined mating manner, and at least one toothed leading edge having a plurality of teeth jointly formed by the first wall portion and the second wall portion. The stationary blade is an integrally formed metal-plastic composite stationary blade. Also discussed is a blade set including an integrated foil shaving region, along with a method for manufacturing a respective blade.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.