Blade guard for a robot lawnmower
US9807930B1 · kind B1 · utility
21Cited by
54References
24Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 25, 2016 |
| Grant date | Nov 7, 2017 |
| Priority date | — |
| Expiry date | Aug 25, 2036 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA01D34/81
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
An autonomous robot lawnmower includes a chassis, a drive supporting the chassis above a lawn and configured to maneuver the robot lawnmower about the lawn, and a motorized lawn cutting assembly including one or more blades. The robot lawnmower further includes a first blade guard movably mounted to a first lateral side of the chassis and extending from the chassis toward the lawn, and a second blade guard movably mounted to a second lateral side of the chassis and extending from the chassis toward the lawn.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.