Self locking seed tube
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Aug 6, 1996
Grant Date -
N/A
app pub date -
Oct 17, 1994
filing date -
Oct 17, 1994
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
An agricultural seeding machine is provided with a steel seed tube for directing seed downwardly into a planting furrow and a plastic seed supply tube for directing metered seed into the seed tube. The seed tube has a normal portion for directing seed into the planting furrow and an enlarged portion for receiving the seed supply tube. The enlarged portion is provided with inwardly projecting tangs for gripping and trapping the seed supply tube in the enlarged portion of the seed tube.
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Family
International Classification(s)
- [Classification Symbol]
- [Patents Count]
Cited Art Landscape
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