Plant protector
US6655034B2 · kind B2 · utility
6Cited by
50References
34Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 28, 2001 |
| Grant date | Dec 2, 2003 |
| Priority date | — |
| Expiry date | Jan 23, 2022 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA01D75/206
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A string trimmer having an elongate shaft, a cutting head rotatably mounted on one end of the elongate shaft, at least one cutting member which extends from the cutting head, and a barrier which is capable of being used by an operator to move vegetation away from a path swept out by the cutting member when it rotates. The barrier is in the shape of a truncated sphere, and forms a broad band. There is further provided a guard on the string trimmer mounted on the elongate shaft which surrounds part of the rear of the path swept out by the cutting member as it rotates, wherein the barrier is mounted on the guard.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.