IP Library Granted Patent US 10,194,580
Granted Patent B2
US 10,194,580 · App. 15/409,268 · Granted Feb 5, 2019

Removable air screen for an agricultural meter housing

Inventor: Chad M. Johnson (Arlington Heights, IL)
Assignee: CNH Industrial America LLC
A01C7/20A01C7/044A01C7/046
View Patent ↗
Loading inventors, assignments & file history…
Monitor This Case
Get email alerts when status or documents change.
Order Certified Copies
Most orders are placed with the USPTO same day — all within 24 business hours.
Order via The Patent Place →
Pre-filled with this patent's details
Quick Facts
Patent No.
US 10,194,580
App. No.
15/409,268
Granted
Feb 5, 2019
Kind
B2
Abstract

An agricultural product metering system includes an air screen configured to selectively cover an opening in an agricultural meter housing extending from an external environment to an interior of the agricultural meter housing. The air screen has at least one mounting feature on at least one peripheral side of the air screen, and the at least one mounting feature of the air screen is configured to engage at least one corresponding mounting feature on at least one peripheral side of the opening in the agricultural meter housing to removably couple the air screen to the agricultural meter housing.

Claims (25)

1. An agricultural product metering system, comprising:

an agricultural meter housing having an opening extending from an external environment to an interior of the agricultural meter housing, and at least one mounting feature on at least one peripheral side of the opening, wherein the opening is configured to facilitate a flow of air from a hopper to the interior of the agricultural meter housing; and

an air screen configured to removably couple to the agricultural meter housing to selectively block the opening, wherein the air screen is configured to facilitate the flow of air through the opening from the hopper to the interior of the agricultural meter housing while the air screen is coupled to the agricultural meter housing, the air screen comprises at least one corresponding mounting feature on at least one peripheral side of the air screen, and the at least one corresponding mounting feature of the air screen is configured to engage the at least one mounting feature of the agricultural meter housing to removably couple the air screen to the agricultural meter housing.

2. The agricultural product metering system of claim 1 , wherein the at least one mounting feature of the agricultural meter housing comprises at least one recess, and the at least one corresponding mounting feature of the air screen comprises at least one protrusion.

3. The agricultural product metering system of claim 2 , wherein the at least one recess comprises a first recess on a first lateral side of the opening and a second recess on a second lateral side of the opening, opposite the first lateral side of the opening, the at least one protrusion comprises a first protrusion on a first lateral side of the air screen and a second protrusion on a second lateral side of the air screen, opposite the first lateral side of the air screen, and the first and second protrusions are configured to engage the first and second recesses via translation of the air screen in a longitudinal direction.

4. The agricultural product metering system of claim 3 , wherein a longitudinal extent of the first recess and a longitudinal extent of the second recess are less than a longitudinal extent of the opening, and a longitudinal extent of the first protrusion and a longitudinal extent of the second protrusion are less than a longitudinal extent of the air screen.

5. The agricultural product metering system of claim 3 , wherein the at least one recess comprises a third recess on a longitudinal side of the opening, the at least one protrusion comprises a third protrusion on a longitudinal side of the air screen, and the third protrusion is configured to engage the third recess to block vertical movement of the longitudinal side of the air screen relative to the agricultural meter housing.

6. The agricultural product metering system of claim 1 , wherein the air screen comprises a flexible portion having an extension, wherein the extension is configured to selectively engage an inner surface of the agricultural meter housing to block movement of the air screen relative to the agricultural meter housing along a longitudinal axis.

7. The agricultural product metering system of claim 6 , wherein the agricultural meter housing comprises a lip extending from the inner surface, wherein the lip is configured to contact the extension to block deflection of the flexible portion along a vertical axis.

8. The agricultural product metering system of claim 6 , wherein the air screen has a first recess, the extension of the flexible portion has a second recess, the first recess of the air screen is configured to establish a gap between the air screen and the agricultural meter housing that enables a tool to extend through the gap and to engage the second recess of the extension, and the flexible portion is configured to enable the extension to disengage the inner surface of the agricultural meter housing in response to movement of the tool while the tool is engaged with the second recess of the extension.

9. The agricultural product metering system of claim 1 , wherein the air screen comprises a plurality of slots configured to facilitate the flow of air through the air screen.

10. The agricultural product metering system of claim 1 , comprising the hopper coupled to the agricultural meter housing.

11. An agricultural product metering system, comprising:

an agricultural meter housing having an opening extending from an external environment to an interior of the agricultural meter housing, and at least one mounting feature on at least one peripheral side of the opening, wherein the opening is configured to facilitate a flow of air from a hopper to the interior of the agricultural meter housing, and the at least one mounting feature of the agricultural meter housing is configured to engage at least one corresponding mounting feature on at least one peripheral side of an air screen to removably couple the air screen to the agricultural meter housing such that the air screen covers the opening.

12. The agricultural product metering system of claim 11 , wherein the at least one mounting feature of the agricultural meter housing comprises at least one recess, and the at least one corresponding mounting feature of the air screen comprises at least one protrusion.

13. The agricultural product metering system of claim 12 , wherein the at least one recess comprises a first recess on a first lateral side of the opening and a second recess on a second lateral side of the opening, opposite the first lateral side of the opening, the at least one protrusion comprises a first protrusion on a first lateral side of the air screen and a second protrusion on a second lateral side of the air screen, opposite the first lateral side of the air screen, and the first and second protrusions are configured to engage the first and second recesses via translation of the air screen in a longitudinal direction.

14. The agricultural product metering system of claim 13 , wherein the at least one recess comprises a third recess on a longitudinal side of the opening, the at least one protrusion comprises a third protrusion on a longitudinal side of the air screen, and the third recess is configured to engage the third protrusion to block vertical movement of the longitudinal side of the air screen relative to the agricultural meter housing.

15. The agricultural product metering system of claim 11 , comprising the hopper coupled to the agricultural meter housing.

16. An agricultural product metering system, comprising:

a hopper; and

an agricultural meter directly coupled to the hopper, wherein the agricultural meter comprises an agricultural meter housing having an opening extending from an external environment to an interior of the agricultural meter housing, and at least one mounting feature on at least one peripheral side of the opening, wherein the at least one mounting feature of the agricultural meter housing is configured to engage at least one corresponding mounting feature on at least one peripheral side of an air screen to removably couple the air screen to the agricultural meter housing such that the air screen covers the opening.

17. The agricultural product metering system of claim 16 , comprising the air screen having the at least one corresponding mounting feature on the at least one peripheral side of the air screen.

18. The agricultural product metering system of claim 17 , wherein the air screen comprises a plurality of slots configured to facilitate air flow through the air screen.

19. The agricultural product metering system of claim 16 , wherein the at least one mounting feature of the agricultural meter housing comprises at least one recess, and the at least one corresponding mounting feature of the air screen comprises at least one protrusion.

20. The agricultural product metering system of claim 19 , wherein the at least one recess comprises a first recess on a first lateral side of the opening and a second recess on a second lateral side of the opening, opposite the first lateral side of the opening, the at least one protrusion comprises a first protrusion on a first lateral side of the air screen and a second protrusion on a second lateral side of the air screen, opposite the first lateral side of the air screen, and the first and second protrusions are configured to engage the first and second recesses via translation of the air screen in a longitudinal direction.

Assignments (2)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jun 28, 2019
From: CNH INDUSTRIAL AMERICA LLC
To: BLUE LEAF I.P., INC.
Reel/Frame 049629/0552 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jan 19, 2017
From: JOHNSON, CHAD M.
To: CNH INDUSTRIAL AMERICA LLC
Reel/Frame 041013/0444 →
Continuity (2)
Provisional Application 62286203 · Jan 22, 2016
Related Publication 20170208735A1 · Jul 27, 2017