Reverse speed control for lawn mowers
US5601512A · kind A · utility
32Cited by
11References
3Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Oct 19, 1995 |
| Grant date | Feb 11, 1997 |
| Priority date | — |
| Expiry date | Oct 19, 2015 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S477/906
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A self-propelled lawn mower and control system for same which prevents the lawn mower from operating at high engine speed while in reverse, while still allowing a wide range of throttle speeds while in forward drive mode. Normally-open switches are closed to ground the primary ignition circuit when the lawn mower is in reverse and above a throttle speed threshold.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.