Vertical positioner for seed planter having integral locking mechanism
First Claim
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1. a seed planting assembly comprising:
- a laterally extending tool bar;
a planting unit including a planting unit frame supported by the tool bar, wherein the planting unit frame carries;
i. a seed trench opening assembly operable to create a seed trench;
ii. a seed delivery assembly delivering seeds into the seed trench; and
iii. a seed trench closing assembly operable to close the seed trench;
a mounting assembly pivotally linking the planting unit frame with the tool bar, wherein the mounting assembly permits the planting unit to raise and lower with respect to the tool bar; and
a vertical positioner including a first linkage connected to the mounting assembly, and a second linkage connected to the first linkage at a positioner joint and further in communication with the frame, wherein the second linkage can be actuated to raise the planting unit.
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Abstract
A seed planting assembly is provided having a plurality of planting units supported by a tool bar, each of which being operable to form a seed trench in soil, plant seeds in the seed trench, and close the seed trench. Each planting assembly is supported by the tool bar via a mounting assembly that can be actuated by a vertical positioner to raise and lower individual planting units.
26 Citations
20 Claims
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1. a seed planting assembly comprising:
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a laterally extending tool bar;
a planting unit including a planting unit frame supported by the tool bar, wherein the planting unit frame carries;
i. a seed trench opening assembly operable to create a seed trench;
ii. a seed delivery assembly delivering seeds into the seed trench; and
iii. a seed trench closing assembly operable to close the seed trench;
a mounting assembly pivotally linking the planting unit frame with the tool bar, wherein the mounting assembly permits the planting unit to raise and lower with respect to the tool bar; and
a vertical positioner including a first linkage connected to the mounting assembly, and a second linkage connected to the first linkage at a positioner joint and further in communication with the frame, wherein the second linkage can be actuated to raise the planting unit. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9)
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10. A method for changing a vertical position of a seed planting assembly including 1) a seed trench opening assembly operable to create a seed trench, 2) a seed delivery assembly delivering seeds into the seed trench, and 3) a seed trench closing assembly operable to close the seed trench, the method comprising the steps of:
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supporting the planting unit on a tool bar via a mounting assembly that permits the planting unit to raise and lower with respect to the soil;
actuating a lever in communication with the mounting assembly via a vertical position to change the vertical position of the seed planting assembly relative to the tool bar. - View Dependent Claims (11, 12, 13, 14, 15, 16, 17, 18, 19, 20)
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Specification