Thatch rake with flexible thatching assembly
US8141651B1 · kind B1 · utility
Assignee
Inventors
Key dates
| Filing date | Feb 17, 2011 |
| Grant date | Mar 27, 2012 |
| Priority date | — |
| Expiry date | Feb 17, 2031 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA01G20/30
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A thatch rake comprising a handle, a body assembly comprising two side plates, a belt drive system comprising first and second rotating pulley wheels, a motor, a flexible thatching assembly comprising two thatching rods, and a guide arm situated in between the two side plates. Each thatching rod is situated between a side plate and the guide arm. A universal joint is located between each side plate and a thatching rod and between each thatching rod and the guide arm. Each thatching rod comprises a plurality of outwardly extending tines. The guide arm has two ends and is pivotally attached to the body assembly on one end and attached to a center wheel on the other end.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.