Blade sharpening system for agricultural implements

US8535120B2 · kind B2 · utility

Assignee

• CNH AMERICA LLC · US

Inventors

• Robert A. Zemenchik · Kenosha, US
• Ivan Rieke · Congerville, US
• Mark P. Hoffman · Deer Creek, US
• Ross L. Gingrich · Roanoke, US
• Ben Zimmerman · Madison, US
• Alan Martin · Sharon, US
• Tracey Duane Meiners · Mackinaw, US
• Michael G. Kovach · Morton, US
• Paul Hurtis · Mackinaw, US

Key dates

• Filing date: Aug 31, 2010
• Grant date: Sep 17, 2013
• Expiry date: Aug 28, 2031

Classification

• Technology area (CPC B): Performing Operations; Transporting
• CPC primary: B24B23/028
• WIPO field: Machine tools
• WIPO sector: Mechanical engineering

Abstract

A blade sharpening system is provide that includes a base and a pendulous arm having a first end rotatably coupled to the base by a pivot joint. The blade sharpening system also includes a sharpener suspended by the pendulous arm and configured to engage a generally circular agricultural implement blade while mounted on the agricultural implement. The pendulous arm is configured to enable movement of the sharpener to accommodate lateral variations in blade profile.