String trimmer assembly and trimmer head for use with same
US12376515B2 · kind B2 · utility
0Cited by
430References
9Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jun 30, 2022 |
| Grant date | Aug 5, 2025 |
| Priority date | — |
| Expiry date | Sep 1, 2043 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA01D34/4167
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A string trimmer assembly includes a trimmer head rotatably driven by a drive shaft and defining a cavity, a spool supported in the cavity of the trimmer head and operable to support line to be dispensed, which is dispensable though an opening in the trimmer head, and a bump protruding from a distal end of the trimmer head. The bump includes a wear surface on a terminating end of the bump, and the wear surface and the opening define a cutting height.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.