Vacuum cleaner with hair wrap cutter
US6892420B1 · kind B1 · utility
34Cited by
7References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 12, 2002 |
| Grant date | May 17, 2005 |
| Priority date | — |
| Expiry date | Jul 26, 2023 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA46B15/0053
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
A vacuum cleaner that has a rotary floor agitator driven by a motor has a hair cutter blade mounted adjacent a motor shaft that drives the agitator and/or at the ends of the agitator. The agitator is driven by an electric motor through a drive belt. The cutter blade(s) are designed to sever elongate particles, such as hair or threads that would build up on the agitation brush, drive belt and motor output shaft to hinder the operation of the brush and belt or otherwise dislodged the belt from the motor shaft.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.