Electric rotary shaver
US7487592B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Apr 26, 2005 |
| Grant date | Feb 10, 2009 |
| Priority date | — |
| Expiry date | Dec 6, 2025 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB26B19/145
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
An electric shaver including an outer cutter holder (30) that holds the outer cutters (24), an inner cutter holder (42) which has a plurality of projections (50) that pass through the outer cutter holder (30) and press the outer circumferential edges of the outer cutters (24) and which holds the inner cutters (36) so that the inner cutters are rotatable, a single shaft member (62) which passes through the inner cutter holder (42) and outer cutter holder (30) and whose tip end is positioned in the cutter frame (20) so as to be located between the mutually adjacent outer cutters (24), and a cutter retaining assembly (60), which the shaft member (62) passes through and is detachably anchored to the cutter frame (20) and further elastically presses the inner cutter holder (42) toward the outer cutters.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.