Lawn mower
US9480201B2 · kind B2 · utility
13Cited by
25References
5Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 7, 2013 |
| Grant date | Nov 1, 2016 |
| Priority date | — |
| Expiry date | Apr 20, 2033 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02T90/14
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
In a lawn mower for mowing lawns on a ground having a drive shaft adapted to transmit a rotational driving force of a operating motor (prime mover), three blades and a connecting member having a blade disk adapted to connect the blades with the drive shaft, a fan is integrally formed at the connecting member. The blades are attached to the connecting member at a circumference of the connecting member and to be movable relative to the connecting member in a radial direction of the connecting member.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.