IP Library Granted Patent US 7,531,745
Granted Patent B1
US 7,531,745 · App. 12/077,224 · Granted May 12, 2009

Blank cover assembly for unused outlet box

Assignee: Arlington Industries, Inc
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Quick Facts
Patent No.
US 7,531,745
App. No.
12/077,224
Granted
May 12, 2009
Kind
B1
Abstract

A blank cover assembly for covering an electrical box. The blank cover assembly includes a mounting plate and a cover plate. Wide slots are provided in the mounting plate for receipt of fasteners for securing it to the electrical box. Openings in the mounting plate are capable of receiving posts from the cover plate for securing the cover plate over the electrical box. The cover plate is simply pressed onto the mounting plate in order to secure it thereto. The blank cover assembly provides a paintable blank cover that is free of visible fasteners and that blends easily with the wall to provide a convenient device for covering empty or unused electrical boxes.

Claims (42)

1. A blank cover assembly for covering an electrical box with bores therein comprising:

a mounting plate including a pair of U-shaped openings and a fastening arrangement for securing said mounting plate to said electrical box;

a cover plate including a front surface and a rear surface;

two posts extending from said rear surface of said cover plate, each of said posts including inward facing sides with teeth thereon;

an outward-directed edge on each of said U-shaped openings of said mounting plate for engaging said teeth of said posts on said cover plate; and

said front surface of said cover plate is free of apertures or fasteners.

2. The blank cover assembly of claim 1 wherein

said fastening arrangement of said mounting plate includes a pair of slots; and

said slots match the pattern and spacing of the said bores of said electrical box.

3. The blank cover assembly of claim 2 wherein said slots of said mounting plate are substantially wider than the bores of said electrical box.

4. The blank cover assembly of claim 2 wherein

said mounting plate includes a front surface and a rear surface;

said front surface and said rear surface of said mounting plate are planar; and

said outward-directed edges on each of said U-shaped openings of said mounting plate are angled away from said front surface and said rear surface of said mounting plate.

5. The blank cover assembly of claim 4 including a countersunk periphery in said front surface of said mounting plate surrounding each of said slots.

6. The blank cover assembly of claim 1 wherein

said U-shaped openings of said mounting plate include a first end and a second end; and

an alignment tab extending from the first end of said U-shaped openings.

7. The blank cover assembly of claim 6 including

an open channel on each of said posts of said cover plate; and

each of said alignment tabs of said mounting plate extend into one of said channels of said posts on said cover plate, said alignment tabs cooperating with said channels to align said cover plate with said mounting plate when said posts of said cover plate are pressed into said U-shaped openings of said mounting plate.

8. The blank cover assembly of claim 1 including

a reinforcement rib on said rear surface of said mounting plate;

said reinforcement rib extending vertically between said U-shaped openings.

9. The blank cover assembly of claim 1 wherein

said posts of said cover plate include a U-shaped cross-section; and

said posts are substantially perpendicular to said rear surface of said cover plate.

10. The blank cover assembly of claim 1 wherein

said posts of said cover plate include a proximal end and a distal end; and

said teeth increase in length from said distal end to said proximal end on each of said posts.

11. The blank cover assembly of claim 10 wherein

said teeth on said inward facing sides of said posts face each other; and

the distance between said teeth on said posts decreases from said distal ends to said proximal ends of said posts.

12. The blank cover assembly of claim 1 wherein said cover plate includes an arcuate periphery.

13. The blank cover assembly of claim 12 wherein

said arcuate periphery of said cover plate includes a convex side and a concave side; and

said convex side is on said front surface of said cover plate and said concave side is on said rear surface of said cover plate.

14. The blank cover assembly of claim 1 wherein

said mounting plate includes an outer periphery; and

said outer periphery of said mounting plate is of a larger size than the front outer periphery of said electrical box.

15. The blank cover assembly of claim 1 wherein said mounting plate and said cover plate are each molded in one-piece of plastic.

16. The blank cover assembly of claim 15 wherein said plastic is selected from the group including polyvinyl chloride, polycarbonate, acrylonitrile-butadiene styrene, and polyethylene.

Assignments (2)
SECURITY INTEREST Recorded Apr 1, 2026
From: ARLINGTON INDUSTRIES, LLC
To: ANTARES CAPITAL LP
Reel/Frame 075416/0848 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Mar 18, 2008
From: GRETZ, THOMAS J.
To: ARLINGTON INDUSTRIES, INC.
Reel/Frame 020711/0752 →