Noise-reducing mower blade
US9888626B2 · kind B2 · utility
19Cited by
73References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 23, 2015 |
| Grant date | Feb 13, 2018 |
| Priority date | — |
| Expiry date | Mar 28, 2035 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA01D34/826
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A mower blade includes two symmetrical body portions disposed on either side of an axis of rotation, wherein each body portion includes a straight leading edge having a first sharpened edge formed along at least a portion of the leading edge, and a curved trailing edge having a second sharpened edge formed along at least a portion of the trailing edge, so that each body portion tapers to a rounded end.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.