Row unit for an agricultural seeding implement

A row unit for an agricultural seeding implement, comprising:

• a linkage assembly, comprising:
• a head bracket configured to couple the row unit to a toolbar;
• a body;
• a top link pivotally coupled to the head bracket and to the body;
• and
• a bottom link pivotally coupled to the head bracket and to the body;
• a first opener shank pivotally coupled to one of the top link or the bottom link via a pivot joint positioned forward of the body with respect to a direction of travel of the row unit;
• a first opener knife coupled to the first opener shank;
• a first tube coupled to the first opener knife, the first opener shank, or a combination thereof;
• a pivot control assembly configured to control rotation of the first opener shank about the pivot joint, wherein the pivot control assembly comprises a slot within the first opener shank and a pin coupled to the other of the top link or the bottom link, and the pin is engaged with the slot;
• a second opener knife coupled to the body;
• a second tube coupled to the second opener knife;
• and
• a packer wheel assembly movably coupled to the body, wherein the packer wheel assembly is configured to control a first penetration depth of the first opener knife and a second penetration depth of the second opener knife.

A row unit for an agricultural seeding implement, comprising:

• a linkage assembly, comprising:
• a head bracket configured to couple the row unit to a toolbar;
• a body;
• a top link pivotally coupled to the head bracket and to the body;
• and
• a bottom link pivotally coupled to the head bracket and to the body;
• a first opener assembly pivotally coupled to one of the top link or the bottom link via a pivot joint, wherein the first opener assembly has a slot;
• a second opener assembly coupled to the body;
• a packer wheel assembly movably coupled to the body, wherein the packer wheel assembly is configured to control a first penetration depth of the first opener assembly and a second penetration depth of the second opener assembly;
• and
• a downforce actuator configured to urge the first opener assembly and the second opener assembly into soil, wherein the downforce actuator is pivotally coupled to the head bracket and to the first opener assembly, the downforce actuator comprises a pin, and the pin is engaged with the slot.