Planting – Drilling – Having depositor feature
Reexamination Certificate
2006-11-07
2006-11-07
Novosad, Christopher J. (Department: 3641)
Planting
Drilling
Having depositor feature
C111S200000
Reexamination Certificate
active
07131384
ABSTRACT:
A seed tube guard assembly for agricultural planters has floating wear plates to improve the wear life of the seed tube guard. The assembly includes a support bracket having an upper end attached to a planter shank assembly and a lower end positioned between a pair of opener disks. A seed tube guide extends rearwardly from the support bracket for receiving a lower end of a seed tube. A pair of dowels are pressed into openings in the support bracket and protrude from the sides thereof. A metal ball is press fit into an opening in the support bracket between the dowels with opposite sides of the metal ball protruding from the respective sides of the support bracket. The floating wear plates are supported by the dowels on the respective sides of the support bracket with the metal ball engaging the wear plates at respective fulcrum points between the dowels.
REFERENCES:
patent: 3175427 (1965-03-01), Bridwell et al.
patent: 4256184 (1981-03-01), Squibb
patent: 4683781 (1987-08-01), Kar et al.
patent: 5598795 (1997-02-01), House
patent: 5664507 (1997-09-01), Bergland et al.
patent: 5697308 (1997-12-01), Rowlett
patent: 6178901 (2001-01-01), Anderson
patent: 6237696 (2001-05-01), Mayerle
patent: 6260632 (2001-07-01), Bourgault et al.
patent: 6363871 (2002-04-01), Puetz et al.
patent: 6640731 (2003-11-01), Rowlett et al.
Novosad Christopher J.
Thompson Jeffrey L.
Thompson & Thompson P.A.
LandOfFree
Seed tube guard assembly for agricultural planters does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Seed tube guard assembly for agricultural planters, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Seed tube guard assembly for agricultural planters will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-3680397