US Patent 10980167 Individual row vacuum system
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Patent abstract
A planting implement including a toolbar and a seed metering system supported by the toolbar. The seed metering system includes at least one row unit. Each row unit includes a frame, an auxiliary seed hopper supported by the frame, a seed meter fluidly coupled to the auxiliary seed hopper, and a vacuum fan fluidly coupled to the auxiliary seed hopper and the seed meter in a closed fluid system in which the vacuum fan recirculates air through the auxiliary seed hopper and the seed meter.
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Patent Jurisdiction
Patent Number
109801670
Date of Patent
April 20, 2021
0Patent Application Number
160182100
Date Filed
June 26, 2018
0Official Website
Patent Citations
Patent Primary Examiner
Edits on 26 Sep, 2022
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Patent Jurisdiction
Patent Number
109801670
Date of Patent
April 20, 2021
0Patent Application Number
160182100
Date Filed
June 26, 2018
0Official Website
Patent Citations
Patent Primary Examiner
Golden AI
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Patent Citations
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US Patent 10980167 Individual row vacuum system
Infobox
Is a
Patent jurisdiction
Patent number
10980167
Date of patent
April 20, 2021
Patent application number
16018210
Date Filed
June 26, 2018
Patent citations
Patent primary examiner
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