Gardening trimmer
US11464171B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Dec 16, 2020 |
| Grant date | Oct 11, 2022 |
| Priority date | — |
| Expiry date | Apr 19, 2041 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA01G2003/0461
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A gardening trimmer may include: a first blade connected to a first cam member and configured to reciprocate in response to rotation of the first cam member; and a second com connected to a second cam member and configured to reciprocate in opposite phase to the first blade in response to rotation of the second cam member. The first cam member includes a first eccentric cam configured to revolve around a first rotation axis and is connected to the first blade at the first eccentric cam. The second cam member includes a second eccentric cam configured to revolve around a second rotation axis and is connected to the second blade at the second eccentric cam. Each of the first and second blades is configured to reciprocate along a plane including the first and second rotation axis.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.