Lowell L Norris

US Patent:

6527205, Mar 4, 2003

Filed:

Jan 11, 2001

Appl. No.:

09/758642

Inventors:

Ingemar R. Andersson - Downers Grove IL
Edward B. Adams - Goodview VA
Lowell A. Norris - Norton Shores MI

Assignee:

Case, LLC - Racine WI

International Classification:

A01C 706

US Classification:

239656, 239676, 239689, 239661

Abstract:

An agricultural particulate material delivery system for delivering metered agricultural particulate material to a growing medium includes first and second compartments adapted to contain different agricultural particulate materials, a material meter having an interior and a flow switching mechanism between the first and second compartments and the meter. The flow switching mechanism is actuatable between a first position in which the flow switching mechanism supplies material from the first compartment to the interior of the meter, a second position in which the flow switching mechanism supplies material from the second compartment to the interior of the meter and a third position in which the flow switching mechanism stops the supply of material from both the first and second compartments to the interior of the meter.

US Patent:

61931756, Feb 27, 2001

Filed:

Sep 22, 1998

Appl. No.:

9/158395

Inventors:

Ingemar R. Andersson - Downers Grove IL
Edward B. Adams - Goodview VA
Lowell A. Norris - Norton Shores MI

Assignee:

Case Corporation - Racine WI

International Classification:

A01C 706
A01C 1900
A01C 306
E01C 1920

US Classification:

239656

Abstract:

An agricultural particulate material delivery system for delivering metered agricultural particulate material to a growing medium includes first and second compartments adapted to contain different agricultural particulate materials, a material meter having an interior and a flow switching mechanism between the first and second compartments and the meter. The flow switching mechanism is actuatable between a first position in which the flow switching mechanism supplies material from the first compartment to the interior of the meter, a second position in which the flow switching mechanism supplies material from the second compartment to the interior of the meter and a third position in which the flow switching mechanism stops the supply of material from both the first and second compartments to the interior of the meter.