Patent · US Expired

Mulching deck spillgate

US5390480A · kind A · utility

6Cited by
5References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 17, 1993
Grant dateFeb 21, 1995
Priority date
Expiry dateSep 17, 2013

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S56/22
  • WIPO fieldOther special machines
  • WIPO sectorMechanical engineering

Abstract

A rotary lawn mower accommodating plural blades supported for rotation in a housing having two generally cup-shaped compartments, the side walls of each compartment merging along a common wall portion so as to form a continuous downwardly extending housing skirt with a lower rim, the trailing edge of the housing in normal direction of movement extending rearwardly and outwardly to provide an exit spillgate, the spillgate having top and rear ground facing sides and edges to provide an extended spillgate for distributing grass clippings, the rear facing edge of the spillgate and the side edges being outwardly and downwardly sloped in the preferred embodiment to enhance distribution of grass and other material ingested in the lawn mower.

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