Trimmer line with centering feature
US11818980B2 · kind B2 · utility
0Cited by
20References
5Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 20, 2017 |
| Grant date | Nov 21, 2023 |
| Priority date | — |
| Expiry date | Oct 20, 2037 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA01D34/4163
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A trimmer line for use with a trimmer head having an outer diameter and defining an axis of rotation. The trimmer line may include an elongated body having a first end, an opposite second end, and a center between the first end and the second end. The trimmer line also may also include indicia formed on the elongated body and spaced from the center point a distance greater than or equal to about half the outer diameter.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.