IP Library Granted Patent US 11,919,033
Granted Patent B2
US 11,919,033 · App. 17/349,701 · Granted Mar 5, 2024

Coating humidification system

Inventors: James M. Pohl (Ephrata, PA); Christine J. Baldwin (Pensacola, FL); Jeffrey A. Hake (Mount Wolf, PA); William H. Frantz (Elizabethtown, PA)
Assignee: AWI Licensing LLC
B05C5/0204B05B16/40B05B16/60B05C9/12B05D3/0466
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Quick Facts
Patent No.
US 11,919,033
App. No.
17/349,701
Granted
Mar 5, 2024
Kind
B2
Abstract

Described herein is a coating system comprising an applicator head that is configured to apply a coating to a surface of a workpiece, a shroud comprising a housing and an internal cavity located inside of the housing, and a humidifying apparatus comprising an output that is fluidly coupled to the shroud, wherein the humidifying apparatus configured to introduce a quantity of humid air to the internal cavity of the shroud.

Claims (38)

1. A coating system comprising:

an applicator head that is configured to apply a coating to a surface of a workpiece;

a shroud comprising:

a housing and an internal cavity located inside of the housing, the housing comprising:

a top plate;

a first side plate extending downward from the top plate;

a second side plate extending downward from the top plate; and

the first side plate being opposite the second side plate;

a first longitudinal axis A-A of the shroud intersecting the first side plate and the second side plate;

a conveyor configured to support the workpiece, the conveyor and the applicator head configured to move relative to each other along a machine direction MD, the first axis A-A and the machine direction MD being parallel;

a humidifying apparatus comprising an output that is fluidly coupled to the shroud,

wherein the shroud is configured to be altered between a first state and a second state, wherein in the first state the applicator head is at least partially located inside of the internal cavity and in the second state the applicator head is located outside of the internal cavity, and

wherein in the first state, the humidifying apparatus is configured to introduce a quantity of humid air to the internal cavity of the shroud that contacts an applicator nozzle on the applicator head, the application nozzle configured to apply the coating to the surface of the workpiece; and

wherein the conveyor is configured to move the workpiece past each of the first side plate and the second side plate along the machine direction MD.

2. The coating system according to claim 1 , wherein the coating system further comprises a support apparatus comprising a frame and the conveyor.

3. A coating system comprising:

an applicator head that is configured to apply a coating to a surface of a workpiece;

a shroud comprising an internal cavity and configured to receive in the internal cavity at least a portion of the applicator head in a first state; and

a humidifying apparatus configured to introduce a quantity of humid air to the internal cavity of the shroud;

wherein the shroud is configured to be altered between the first state and a second state, wherein in the second state the applicator head is located outside of the internal cavity, and wherein the shroud is configured to be altered between the first state and the second state by moving the shroud relative to the applicator head.

4. The coating system according to claim 3 , wherein in the first state, the humidifying apparatus is configured to introduce a quantity of humid air to the internal cavity of the shroud that contacts an applicator nozzle on the applicator head, the applicator nozzle configured to apply the coating to the surface of the workpiece.

5. The coating system according to claim 3 , wherein the shroud is configured to be altered between the first state and the second state by vertically moving the shroud relative to the applicator head.

6. The coating system according to claim 3 , wherein the shroud is configured to receive into the internal cavity the humid air under the effects of gravity.

7. The coating system according to claim 3 , wherein the shroud comprises a port that is configured to receive therethrough the humid air via gravity feed.

8. The coating system according to claim 7 , wherein the port is located on a top plate of the shroud.

9. The coating system according to claim 1 , wherein the shroud comprises a third side plate extending downward from the top plate.

10. The coating system according to claim 9 , wherein the third side plate comprises a first securing element and the support apparatus comprising a second securing element that is configured to interlock with the first securing element.

11. The coating system according to claim 9 , wherein the first side plate and the second side plate are orthogonal to the third side plate.

12. The coating system according to claim 9 , wherein the first side plate extends downward a first distance from the top plate to a first bottom edge, the second side plate extends downward a second distance from the top plate to a second bottom edge, and the third side plate extends downward a third distance from the top plate to a third bottom edge, and wherein each of the first distance and the second distance is greater than the third distance.

13. A coating system comprising:

an applicator head that is configured to apply a coating to a surface of a workpiece;

a shroud comprising an internal cavity and configured to receive in the internal cavity at least a portion of the applicator head in a first state; and

a humidifying apparatus configured to introduce a quantity of humid air to the internal cavity of the shroud;

wherein the shroud is configured to receive into the internal cavity the humid air under the effects of gravity;

wherein the shroud comprises a port that is configured to receive therethrough the humid air via gravity feed, the port located on a top plate of the shroud; and

wherein the shroud further comprises a baffle that is located inside of the internal cavity.

14. The coating system according to claim 13 , wherein the baffle and the top plate are oriented relative to each other at an oblique angle.

15. The coating system according to claim 13 , wherein the baffle at least partially overlaps with the port in a vertical direction.

Assignments (5)
SECURITY INTEREST Recorded Dec 11, 2025
From: AWI LICENSING LLC
To: BANK OF AMERICA, N.A., AS THE COLLATERAL AGENT
Reel/Frame 073939/0866 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Feb 1, 2024
From: ARMSTRONG WORLD INDUSTRIES, INC.
To: AWI LICENSING LLC
Reel/Frame 066329/0069 →
CORRECTIVE NOTICE OF GRANT OF SECURITY INTEREST IN PATENTS TO REMOVE APPL. NO. 17894024 PREVIOUSLY RECORDED ON REEL 062081 FRAME 0523. ASSIGNOR HEREBY CONFIRMS THE SECURITY INTEREST. Recorded Jul 31, 2023
From: ARMSTRONG WORLD INDUSTRIES, INC.
To: BANK OF AMERICA, N.A., AS THE COLLATERAL AGENT
Reel/Frame 064655/0563 →
NOTICE OF GRANT OF SECURITY INTEREST IN PATENTS Recorded Dec 7, 2022
From: ARMSTRONG WORLD INDUSTRIES, INC.
To: BANK OF AMERICA, N.A., AS THE COLLATERAL AGENT
Reel/Frame 062081/0523 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jun 16, 2021
From: POHL, JAMES M.; BALDWIN, CHRISTINE J.; HAKE, JEFFREY A.; FRANTZ, WILLIAM H.
To: ARMSTRONG WORLD INDUSTRIES, INC.
Reel/Frame 056568/0121 →
Continuity (2)
Provisional Application 63044613 · Jun 26, 2020
Related Publication 20210402425A1 · Dec 30, 2021