Multilayer motor vehicle temperature control tube
US11976749B2 · kind B2 · utility
0Cited by
2References
19Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Aug 20, 2019 |
| Grant date | May 7, 2024 |
| Priority date | — |
| Expiry date | Mar 12, 2041 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16L11/127
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
Multilayer motor vehicle temperature control tube for fluid temperature control media, with the tube having at least three layers. Going from the outside to the inside, the layer structure comprises an outer layer of polyethylene or of a thermoplastic vulcanizate (TPV), an intermediate layer of polypropylene (PP) and an inner layer of polyethylene or of a thermoplastic vulcanizate (TPV). The total layer thickness of the tube is 0.7 to 2.5 mm.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.