CPC A01C 5/064 (2013.01) [A01B 15/16 (2013.01); A01C 7/201 (2013.01); A01C 7/206 (2013.01); A01C 21/002 (2013.01)] | 9 Claims |
1. A single disk fertilizer opener assembly movable in a working direction for opening a trench in soil, comprising:
a frame support;
a cutting disk for forming the trench, the cutting disk coupled to an axle and configured to rotate about the axle;
a first arm including a first end and a second end, the first end being pivotally coupled to the frame support and the second end being pivotally coupled to the axle;
a second arm including a first end and a second end, the first end being pivotally coupled to the frame support at a location spaced from the first end of the first arm;
a bracket coupled to the axle and the second end of the second arm;
a boot coupled to the bracket and disposed substantially perpendicularly to the working direction; and
a wing removably coupled to a bottom portion of the boot, the wing comprising:
a body;
a first lateral wing portion integrally formed with the body; and
a second lateral wing portion integrally formed with the body, the first lateral wing portion having a greater length than the second lateral wing portion;
wherein, the second lateral wing portion is located closer to the cutting disk than the first lateral wing portion.
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