Multi-purpose mowing blade for discharge, bagging, and mulching
US5327710A · kind A · utility
38Cited by
3References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 14, 1993 |
| Grant date | Jul 12, 1994 |
| Priority date | — |
| Expiry date | Jan 14, 2013 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S56/17
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A mulching blade for a lawn mower including in combination a diagonal flange on the blade tip upwardly extending at a 20.degree., a neighboring cutout in the back of the blade, and a spaced downwardly extending flange section. These elements cooperate to recirculate the grass clippings in a circular manner through the region of the cutting edge so as to provide for a low inertia improved efficiency multi-purpose blade.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.