Winding mechanism for a string trimmer head
US10306830B2 · kind B2 · utility
3Cited by
19References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 2, 2017 |
| Grant date | Jun 4, 2019 |
| Priority date | — |
| Expiry date | Mar 23, 2037 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA01D34/4163
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A winding mechanism, a string trimmer head, and a method of winding line. The head may include a body, and a spool supported by the body, a line being supportable by the spool. The winding mechanism may include a crank engageable to rotate the spool to wind the line onto the spool. The trimmer head may include a bump knob engageable with the spool, and the crank may include a crank body engageable with the bump knob to rotate the spool. The crank may further include an arm connected to the crank body and a handle connected to the arm and engageable by a user to pivot the crank.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.