Planter row unit furrow depth sensing apparatus and method
First Claim
Patent Images
1. A row unit for a seeding machine, the row unit comprising:
- a frame;
a gauge wheel arm pivotally coupled to the frame;
a gauge wheel coupled to the gauge wheel arm; and
a position sensor assembly configured to detect a gap corresponding to a rotational position of the gauge wheel arm, the position sensor assembly including a sensing target surface, wherein the sensing target surface is at least one of an eccentric surface or a cam surface.
1 Assignment
0 Petitions
Accused Products
Abstract
A row unit for a seeding machine. The row unit includes a frame, a gauge wheel arm pivotally coupled to the frame, a gauge wheel coupled to the gauge wheel arm, and a position sensor assembly configured to detect a gap corresponding to a rotational position of the gauge wheel arm. The position sensor assembly includes a sensing target surface. The sensing target surface is at least one of an eccentric surface or a cam surface.
-
Citations
24 Claims
-
1. A row unit for a seeding machine, the row unit comprising:
-
a frame; a gauge wheel arm pivotally coupled to the frame; a gauge wheel coupled to the gauge wheel arm; and a position sensor assembly configured to detect a gap corresponding to a rotational position of the gauge wheel arm, the position sensor assembly including a sensing target surface, wherein the sensing target surface is at least one of an eccentric surface or a cam surface. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17)
-
-
18. A gauge wheel arm for a row unit, the gauge wheel arm comprising:
-
a bearing section for rotatably mounting the arm to a frame for rotation about a pivot axis; an arm portion extending from the bearing section; and a gauge wheel mounting portion at an end of the arm opposite the bearing section, wherein the bearing section has a surface, a portion of the bearing section surface defining a sensing target surface relative to the pivot axis. - View Dependent Claims (19, 20, 21, 22, 23, 24)
-
Specification