Apparatus for assembling insulated duct sections
US8561272B2 · kind B2 · utility
2Cited by
21References
10Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Mar 8, 2010 |
| Grant date | Oct 22, 2013 |
| Priority date | — |
| Expiry date | Feb 7, 2032 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T409/50984
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
A ductmaking apparatus forms a laminate section including a sheet metal layer and a layer of insulation fastened to the sheet metal layer. The layer of insulation is severed from a moving web of insulation by pivoting slicing movement of a knife across the moving web.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.