Method and apparatus for introducing a foil into an elongated duct and apparatus and method for laminating a foil to a duct
US11161294B2 · kind B2 · utility
0Cited by
9References
33Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 4, 2016 |
| Grant date | Nov 2, 2021 |
| Priority date | — |
| Expiry date | Mar 2, 2039 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16L55/1645
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
An apparatus (1) and method for introducing a foil (10) to be laminated to an inner surface (15) of an elongated duct (6), wherein the foil is providable on an axle (2), the axle being movable from a first position outside of the duct, where the foil is provided on the axle, to a second position inside the duct where the foil is in position for lamination to the inner surface of the duct.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.