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Convertible pinch wheel closing system for agricultural planter

  • US 9,686,900 B2
  • Filed: 06/30/2015
  • Issued: 06/27/2017
  • Est. Priority Date: 06/30/2015
  • Status: Active Grant
First Claim
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1. An agricultural planting apparatus, comprising:

  • a chassis;

    a row unit carried by the chassis, the row unit including;

    a unit body carried by the chassis;

    a metering device carried by the unit body;

    at least one furrowing disc carried by the unit body;

    a biasing element carried by the unit body, the biasing element being selected from the group consisting of an extension spring, a compression spring, and a cylinder;

    a pair of pinch wheels carried by the unit body behind the at least one furrowing disc and including an axle assembly pivotally movable relative to the unit body and connected to the biasing element, the axle assembly being configured to readily connect to any of the group members of the biasing element;

    a mounting body carried by the unit body, the biasing element being connected to the mounting body and the axle assembly being pivotally connected to the mounting body, the mounting body including a first mounting feature configured to connect to the extension spring, a second mounting feature configured to connect to the compression spring, and a third mounting feature configured to connect to the cylinder, and the mounting body also including a pulling mount section and a pushing mount section, the first mounting feature being located on the pulling mount section and the second mounting feature being located on the pushing mount section,wherein the pushing mount section is a pair of plates adjustably connected to the mounting body with a space formed therebetween.

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