Patent · US Active

Automatic depth correction based on blade pitch

US8141650B2 · kind B2 · utility

18Cited by

12References

27Claims

0Family size

Assignee

Deere & Company · US

Inventors

Scott J. Breiner · Dubuque, US
Brent Smith · Peosta, US
Craig R. Timmerman · Dickeyville, US
Jason Mowry · Phoenixville, US

Key dates

Filing date	Jun 24, 2008
Grant date	Mar 27, 2012
Priority date	—
Expiry date	Nov 29, 2028

Classification

Technology area (CPC E)Fixed Constructions
CPC primaryE02F3/845
WIPO fieldCivil engineering
WIPO sectorOther fields

Abstract

A vehicle includes a blade, a lifting mechanism configured to raise and lower the blade, and a pitching mechanism configured to pitch the blade forward and backward. A control system of the vehicle is configured to automatically maintain at least one of a depth of the blade during pitching of the blade and a pitch of the blade during lifting of the blade.

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