IP Library Granted Patent US 7,607,275
Granted Patent B2
US 7,607,275 · App. 11/176,599 · Granted Oct 27, 2009

Three-around cutting pattern for title roofing material

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Quick Facts
Patent No.
US 7,607,275
App. No.
11/176,599
Granted
Oct 27, 2009
Kind
B2
Abstract

An apparatus and method for bundling shingles includes a sorting mechanism for separating and stacking shingles into multiple bundles of sorted shingles such that each bundle has a different repeating sequence of shingles.

Claims (29)

1. A method for bundling roofing shingles comprising:

forming a plurality of discrete roofing shingles so that at least three patterns of shingles are formed,

separating and stacking shingles into multiple bundles of sorted shingles, wherein each bundle of a multiplicity of bundles has a different repeating sequence of the at least three patterns of shingles;

separating a first set of formed shingles from a second set of formed shingles; and

positioning a first diverter downstream from the first set of shingles, and positioning a second diverter downstream from the second set of shingles, wherein the first diverter receives and separates shingles in the first set alternatingly into a first catcher and a second catcher; and wherein the second diverter receives and separates shingles in the second set alternatingly into a third catcher and a fourth catcher.

2. The method of claim 1 , wherein the first diverter sorts the first set of shingles into a first sequence in the first catcher and into the second sequence in a second catcher, wherein:

a shingle having a first pattern is soiled into the first catcher,

a shingle having a second pattern is sorted into the second catcher,

a shingle having a third pattern is soiled into the first catcher,

a shingle having the first pattern is sorted into the second catcher,

a shingle having the second pattern is sorted into the first catcher,

a shingle having the third pattern is sorted into the second catcher;

the first sequence in the fast catcher and the second sequence in the second catcher being repeated until bundles having a predetermined number of shingles therein are formed in the first and second catchers; and

wherein the second diverter soils the second set of shingles into the third sequence in a third catcher and into a fourth sequence in the fourth catcher:

a shingle having a fourth pattern is sorted into a third catcher,

a shingle having a fifth pattern is sorted into a fourth catcher,

a shingle having a sixth pattern is soiled into the third catcher,

a shingle having the fourth pattern is sorted into the fourth catcher,

a shingle having the fifth pattern is soiled into the third catcher,

a shingle having the sixth pattern is sorted into the fourth catcher;

the third sequence in the third catcher and the fourth sequence in the fourth catcher being repeated until bundles having a predetermined number of shingles therein are formed in the third and fourth catchers.

3. The method of claim 2 , wherein the soiling mechanism soils certain of the shingles into the first bundle having the first repeating sequence of E, A and C, where E, A and C represent different patterned shingles;

certain of the shingles into the second bundle having the second, repeating sequence of C, E and A;

certain of the shingles into the third bundle having the third, repeating sequence of B, D and F, where B, D and F represent different patterned shingles; and,

certain of the shingles into the fourth bundle having the fourth, repeating sequence of F, B and D.

4. A method for bundling roofing shingles comprising:

forming a plurality of discrete roofing shingles so that multiple patterns of shingles are formed, and

separating and stacking shingles into multiple bundles of sorted shingles, wherein each bundle of a multiplicity of bundles has a different repeating sequence of shingles;

wherein a soiling mechanism is adapted to form four different repeating sequences of shingles.

Assignments (2)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Aug 9, 2007
From: OWENS-CORNING FIBERGLAS TECHNOLOGY, INC.
To: OWENS CORNING INTELLECTUAL CAPITAL, LLC
Reel/Frame 019795/0433 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Nov 2, 2005
From: ELLIOTT, BERT W.; HOWARD, MEGHAN L.; WHITE, JAMES F.
To: OWENS-CORNING FIBERGLAS TECHNOLOGY, INC.
Reel/Frame 017168/0035 →