Patent · US Expired

Lawn mower having disabling feature

US6708472B2 · kind B2 · utility

2Cited by
15References
28Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 8, 2002
Grant dateMar 23, 2004
Priority date
Expiry dateNov 8, 2022

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF16H2059/047
  • WIPO fieldOther special machines
  • WIPO sectorMechanical engineering

Abstract

A disabling feature used with a lawn mower, for disabling the drive wheels of a lawn mower when an obstacle is encountered. Braking, engine kill, blade stopping, and declutching is contemplated upon the tripping of a pivotable contact device which in one embodiment is configured to be tripped when contacting an object while in reverse. A directional extension flap is also provided.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.