Patent · US Active

Mower deck insert

US11477939B2 · kind B2 · utility

1Cited by

32References

20Claims

0Family size

Assignee

Briggs & Stratton, LLC · US

Inventors

Jeffrey M. Zeiler · Pewaukee, US
Kenneth W. Derra · New Berlin, US
Scott Funke · New Berlin, US
David W. Procknow · Elm Grove, US
Rodney Balzar · Wauwatosa, US

Key dates

Filing date	Feb 21, 2020
Grant date	Oct 25, 2022
Priority date	—
Expiry date	Nov 4, 2040

Classification

Technology area (CPC A)Human Necessities
CPC primaryA01D2101/00
WIPO fieldOther special machines
WIPO sectorMechanical engineering

Abstract

A mower deck insert includes a first cutting chamber, a second cutting chamber, and a discharge passage extending adjacent to the first cutting chamber and the second cutting chamber. The first cutting chamber includes a first axial scroll extending about a first vertical axis. The first axial scroll includes a first upper surface having a first start region and a first end region. The second cutting chamber includes a second axial scroll extending about a second vertical axis. The second axial scroll includes a second upper surface having a second start region and a second end region. The first start region is vertically lower than the first end region, and the second start region is vertically lower than the second end region.

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