Lawn mower robot
US10716254B2 · kind B2 · utility
3Cited by
5References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 28, 2017 |
| Grant date | Jul 21, 2020 |
| Priority date | — |
| Expiry date | May 11, 2038 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA01D2101/00
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A lawn mower robot includes a rotating plate rotatably mounted on a bottom surface of an inner body; and a plurality of blades coupled to an edge portion of the rotating plate to be unfolded in a centrifugal direction and folded in the direction of the center of the circle, and spaced apart from each other in a circumferential direction of the rotating plate to cut grass while rotating around a rotating shaft of the rotating plate, wherein at least one of the blades has a cross-sectional shape of a parallelogram and is formed of a plate having a predetermined width in a longitudinal direction.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.