Back to results
US 6,719,086 B1Granted
Variable speed friction drive for lawnmower
OwnerJonathan Melven Kempinventor
Life of this patent
Estimating the term…
Abstract
A drive system for propelling a lawnmower which includes a chassis, a driveshaft, a pair of ground engaging wheels and means for moving the ground engaging wheels into direct contact with the driveshaft. The driveshaft is mounted firmly in the chassis, allowing the use of a variable speed transmission that rotates the driveshaft at different speeds; the selection of these speeds to be controlled by the operator. The ground engaging wheels are moved by the operator into direct contact with the driveshaft to accomplish the propulsion of the lawnmower.
Claims1
A drive system suitable for propelling a high-wheel lawnmower, comprising:
- (a) a rotating drive shaft
- (b) a chassis
- (c) said rotating driveshaft mounted in said chassis in a fixed position
- (d) two ground engaging wheels mounted on a wheel support
- (e) said wheel support having means for moving said ground engaging wheels into contact with said driveshaft.
2 more elements
Dependencies are inferred from the claim text.