Variable speed transmission adjustable twist control apparatuses and methods for self-propelled mowing machine
US7543429B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Oct 26, 2007 |
| Grant date | Jun 9, 2009 |
| Priority date | — |
| Expiry date | Oct 26, 2027 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA01D2034/6843
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
Apparatuses and methods are provided for controlling a self-propelled machine, such as a lawn mowing machine, including a housing, a handle attached to the housing, and a prime mover attached to the housing with a variable speed transmission for propelling the mowing machine. A variable speed adjustable twist control is provided and can include an elongate body moveable in a twisting manner and an adjustable bracket lockably adapted to the elongate body for twisting with the elongate body and the adjustable bracket having an inner channel adapted for guiding a cable control connector operatively connected to the variable speed transmission through a cable for controlling the variable speed transmission, whereby self-propelled speed of the mowing machine can be controlled by operating the adjustable twist control.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.