Preform for manufacturing a combined heating and anti-surge apparatus, and apparatus constituted therefrom
US11162626B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 21, 2018 |
| Grant date | Nov 2, 2021 |
| Priority date | — |
| Expiry date | Mar 2, 2040 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH05B2203/013
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A preform that is embodied for manufacture of a combined heating and anti-surge apparatus for automotive operating fluid tanks, in particular for automotive reservoir tanks for aqueous urea solution, encompasses a planar plastic component having at least one electrical resistance heating trace provided thereon and having anti-surge baffles embodied integrally with the planar plastic component and standing off therefrom, the planar plastic component including as functional portions a heating portion having at least one electrical resistance heating trace provided thereon and an anti-surge portion, two functional portions of the plastic component being connected to one another movably relative to one another.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.