Portable, electrically energized, cordless grass trimmer
US4237610A · kind A · utility
32Cited by
4References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 21, 1978 |
| Grant date | Dec 9, 1980 |
| Priority date | — |
| Expiry date | Aug 21, 1998 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA01D34/733
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A portable, electrically energized, cordless grass trimmer device is disclosed having a rotatable hub which is adapted to alternatively mount, for substantially balanced rotation therewith, a flexible cutter strip and a line cutter and mechanical counterbalance.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.