- Patent Title: Dynamic supplemental downforce control system for planter row units
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Application No.: US13014546Application Date: 2011-01-26
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Publication No.: US08634992B2Publication Date: 2014-01-21
- Inventor: Derek A. Sauder , Jeremy J. Hodel
- Applicant: Derek A. Sauder , Jeremy J. Hodel
- Applicant Address: US IL Tremont
- Assignee: Precision Planting LLC
- Current Assignee: Precision Planting LLC
- Current Assignee Address: US IL Tremont
- Agency: Larkin Hoffman Daly & Lindgren Ltd.
- Agent Thomas J. Oppold
- Main IPC: A01C5/00
- IPC: A01C5/00
Abstract:
A dynamic supplemental downforce control system for a planter row unit. The system includes closed-loop feedback circuit that cooperates with a downforce actuator to dynamically control fluid flow to the downforce actuator to maintain balance between the actual gauge wheel downforce and a desired gauge wheel downforce during planting operations.
Public/Granted literature
- US20120186503A1 DYNAMIC SUPPLEMENTAL DOWNFORCE CONTROL SYSTEM FOR PLANTER ROW UNITS Public/Granted day:2012-07-26
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