Toothed cutter having hair-catching teeth with bent tooth end portions
US6405439B1 · kind B1 · utility
Assignee
Inventors
Key dates
| Filing date | Feb 28, 2000 |
| Grant date | Jun 18, 2002 |
| Priority date | — |
| Expiry date | Feb 28, 2020 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB26B19/10
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
A hair-cutting apparatus (1), which preferably takes the form of a shaving apparatus, includes a toothed cutting device (10), which has a toothed cutter (13) having at least one row of hair catching teeth (14), the hair catching teeth (14) each having a non-bent first portion 18 which extends from the respective tooth base (17) and a bent second portion (20) which adjoins the first portion (18) and which extends up to the free end (19) of the respective hair catching tooth (14), a distance L existing between the bounding faces (21) of the non-bent first (?) portions (18) of the hair catching teeth (14), which bounding faces are remote from the free end portions (19) of the hair catching teeth (14), and the free end portions (19) of the hair catching teeth (14), which distance L lies in a range between 0.7 mm and 1.3 mm and preferably has a value of 1.0 mm.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.