Safety razors
US7895754B2 · kind B2 · utility
44Cited by
18References
14Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jun 4, 2009 |
| Grant date | Mar 1, 2011 |
| Priority date | — |
| Expiry date | Jun 4, 2029 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB26B21/225
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
A safety razor blade unit mounted for pivotal movement relative to a razor handle is biased to a normal rest position by a magnetic return force generated by a pair of magnets that are so disposed that the return force increases as the pivotal displacement of the blade unit from the rest position increases.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.