Three-around cutting pattern for title roofing material
US7607275B2 · kind B2 · utility
34Cited by
18References
4Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 7, 2005 |
| Grant date | Oct 27, 2009 |
| Priority date | — |
| Expiry date | Jul 16, 2027 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/24372
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
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.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.