Helical dynamic flow through heater
US9648983B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | May 15, 2012 |
| Grant date | May 16, 2017 |
| Priority date | — |
| Expiry date | Jan 25, 2033 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T29/49377
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A flow though heater device comprising a fluid tube carrying a fluid to be heated, a tubular heating element extending at least partially parallel and in thermal contact with the fluid tube, wherein the tubular heating element comprises a profiled casing tube and at least one heating coil mounted in a tubular portion of said profiled casing tube. The profiled casing tube further comprises at least one tab portion laterally protruding from the tubular portion and being wrapped around the fluid tube, wherein the assembly of the fluid tube and the tubular heating element has an approximately helical shape so that the tubular portion of the casing tube is positioned with respect to the helix radially inside of the fluid tube.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.