Induction heat generation roller device
US10194491B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jul 16, 2015 |
| Grant date | Jan 29, 2019 |
| Priority date | — |
| Expiry date | Mar 20, 2037 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH05B6/42
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
The present disclosure, for the prevention of a possible degradation of an induction coil in insulating performance by preventing condensate formation on an induction coil, provides a device that is configured to include a roller main body, an induction heat generator provided in the roller main body and having the induction coil for heating the roller main body inductively, a cooling mechanism configured to introduce a coolant mist into a clearance portion between the roller main body and the induction heat generator for cooling the roller main body, an AC voltage application part configured to apply AC voltage to the induction coil, and a DC voltage application part configured to apply DC voltage to the induction coil.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.