IP Library Granted Patent US 7,210,416
Granted Patent B1
US 7,210,416 · App. 10/867,131 · Granted May 1, 2007

Finished flatnose-edge structural member and method

Assignee: North American Container Corporation
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Quick Facts
Patent No.
US 7,210,416
App. No.
10/867,131
Granted
May 1, 2007
Kind
B1
Abstract

A flatnose-edge structural member ( 12 ), comprising a laminated body ( 54 ) of two opposing sheets ( 56, 58 ) defining major planar surfaces sandwiching a corrugated paperboard intermediate layer having opposing sides ( 66, 68 ), and one of the major surfaces defining a pair of V-shaped channels ( 70 ) having a common side edge ( 72 ) extending parallel to the opposing sides, with the laminated body ( 54 ) folded along a line defined by the common side edge medial the V-shaped channels, whereby the major planar surface opposing the surface having the channels defines a flatnose edge ( 14 ) opposing the aligned sides. A method of making a flatnose-edge structural member is disclosed.

Claims (22)

1. A flatnose-edge structural member, comprising a laminated body of two opposing sheets sandwiching an intermediate layer, the body defining a first major planar surface and an opposing second major planar surface and opposing lateral sides, the body defining a pair of V-shaped channels open to the first major surface and having a common side edge and extending parallel to the lateral sides, and the laminated body folded along a line medial the V-shaped channels whereby the second major planar surface defines a flatnose edge opposing an edge defined by the lateral sides that are aligned by the folding of the body.

2. The flatnose-edge structural member as recited in claim 1 , wherein the body further defines spaced-apart slots extending from the aligned lateral sides towards the opposing flatnose edge.

3. The flatnose-edge structural member as recited in claim 1 , wherein the body further defines opposing notched corners on the flatnose-edge.

4. The flatnose-edge structural member as recited in claim 1 , wherein the sheets are fibre board.

5. The flatnose-edge structural member as recited in claim 1 , wherein the intermediate layer is corrugated paperboard.

6. The flatnose-edge structural member as recited in claim 5 , wherein the intermediate layer comprises a plurality of corrugated paperboard sheets laminated together.

7. The flatnose-edge structural member as recited in claim 1 , wherein the channels extend through the intermediate layer to the opposing sheet.

8. A bookcase assembled from a plurality of flatnose-edge structural members, comprising:

two opposing side panels, each defining at least two spaced-apart slots; and

at least two shelf planks, each having opposing distal ends received in aligned respective slots of the opposing side panels,

the side panels and the shelf panels each comprising a laminated body of two opposing sheets sandwiching an intermediate layer, the body defining a first major planar surface and an opposing second major planar surface and opposing sides, the body defining a pair of V-shaped channels open to the first major planar surface, the channels having a common edge and extending parallel to the opposing sides, and the laminated body folded along a line defined by the common edge, whereby the second major planar surface defines a flatnose-edge opposing an edge defined by the sides that are aligned together by the folding of the body.

9. The bookcase as recited in claim 8 , wherein the shelf planks each define opposing notched corners between the edge portion received in the slot of the side panel and the flatnose-edge of the shelf plank.

10. The bookcase as recited in claim 8 , wherein the sheets are fibre board.

11. The bookcase as recited in claim 8 , wherein the intermediate layer is corrugated paperboard.

12. The bookcase as recited in claim 11 , wherein the intermediate layer in each laminated body comprises a plurality of corrugated paperboard sheets laminated together.

13. The bookcase as recited in claim 8 , wherein the channels extend through the intermediate layer to the opposing sheet.

14. A method of making a finished flatnose-edge structural member, comprising the steps of:

(a) attaching a first sheet and a second sheet to a pair of opposing major faces of an interior layer to define a laminated body that also has opposing lateral sides;

(b) cutting in the laminated body a pair of V-shaped channels open to the first sheet and having a common edge and extending in the laminated body parallel to the lateral sides; and

(c) folding the laminated body along a line defined by the common edge to align the lateral sides together,

whereby the second sheet defines a flatnose edge opposing the aligned lateral sides.

15. The method as recited in claim 14 , wherein the cutting step (b) cuts the channels through the intermediate layer to the opposing sheet.

Assignments (3)
CHANGE OF NAME Recorded Sep 7, 2023
From: UNIVERSAL FOREST PRODUCTS, INC.
To: UFP INDUSTRIES, INC.
Reel/Frame 064831/0950 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jun 21, 2018
From: NORTH AMERICAN CONTAINER CORPORATION
To: UNIVERSAL FOREST PRODUCTS, INC.
Reel/Frame 046165/0368 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded May 19, 2005
From: GRIGSBY, JR., JOHN M.
To: NORTH AMERICAN CONTAINER CORPORATION
Reel/Frame 016603/0821 →