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Tank pressurization system for air seeder

  • US 5,947,040 A
  • Filed: 08/18/1997
  • Issued: 09/07/1999
  • Est. Priority Date: 08/18/1997
  • Status: Expired due to Fees
First Claim
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1. In an air seeder, a tank pressurization system for delivering pressurized air from a pneumatic distribution system to a product tank, said tank pressurization system comprising:

  • a meter housing having a metering chamber, a product inlet in communication with the product tank and the metering chamber, a product outlet in communication with the metering chamber and the pneumatic distribution system, an air inlet in fluid communication with the pneumatic distribution system and an air outlet in fluid communication with the product tank; and

    said meter housing having an air passage connecting the air inlet to the air outlet for providing fluid communication between the pneumatic distribution system and the product tank, said air passage being separate from the metering chamber.

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