Power lawn mower
US4716717A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Feb 10, 1986 |
| Grant date | Jan 5, 1988 |
| Priority date | — |
| Expiry date | Feb 10, 2006 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA01D2101/00
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
There is disclosed a power lawn mower which comprises a carriage having a top deck and side walls, a pair of front wheels, a pair of rear wheels having corresponding wheel axle shafts, a cutting mechanism having a rotary cutting element, a prime mover mounted on the top deck of the carriage and having an output shaft drivingly connected to the cutting element to rotate the same, and a rear wheel drive mechanism for transmitting driving power of the prime mover to the rear wheels and including at least one drive shaft. In this arrangement, the carriage includes front and rear openings. The front wheels are independently supported on the front portion of the carriage and the rear wheels are independently supported on the rear portion of the carriage. Further, front and rear guard members are swingably mounted to the lower surface of front and rear portions of the top deck, respectively.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.