IP Library Granted Patent US 7,261,049
Granted Patent B2
US 7,261,049 · App. 11/560,674 · Granted Aug 28, 2007

Collapsible grain chute

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Quick Facts
Patent No.
US 7,261,049
App. No.
11/560,674
Granted
Aug 28, 2007
Kind
B2
Abstract

A generally conically-shaped collapsible grain chute removably affixed to the bulk seed distributor of an agricultural planter to provide an effective and efficient apparatus for emptying the bulk seed bin. The chute may include a cinch cord to selectively open and close the chute to control the flow of seed therethrough.

Claims (11)

1. An agricultural air seeder, comprising:

a wheel-supported frame adapted to be pulled across a field by a prime mover;

a plurality of row planting units supported by said frame transversely to the direction of travel of the prime mover;

at least one bulk seed storage bin supported on said frame;

an air seed distribution system for distributing seed from said storage bin to said row planting units, said distribution system including a generally box-like distributor having a top opening and an opposing bottom opening, said top opening in free seed flow communication with said bin;

a grain chute attached to said distributor, said chute comprised of a flexible truncated funnel-shaped body with a generally rectangular end attached to said distributor, enclosing an open bottom, and a spaced-apart smaller outlet; and

said outlet is selectively changeable between open and closed positions.

2. The air seeder of claim 1 , wherein:

said flexible truncated funnel-shaped body is comprised of canvas.

3. The air seeder of claim 1 , wherein:

said flexible truncated funnel-shaped body is comprised of nylon.

Assignments (2)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Dec 11, 2007
From: CNH AMERICA LLC
To: BLUE LEAF I.P. INC.
Reel/Frame 020227/0024 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Nov 16, 2006
From: HARNETIAUX, TRAVIS
To: CNH AMERICA LLC
Reel/Frame 018528/0693 →