Insulated furnace roller
US5230618A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Feb 24, 1992 |
| Grant date | Jul 27, 1993 |
| Priority date | — |
| Expiry date | Feb 24, 2012 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T29/49563
- WIPO fieldThermal processes and apparatus
- WIPO sectorMechanical engineering
Abstract
The disclosure relates to an insulated furnace roller and a method of manufacture thereof, in which the roller is provided with an insulating refractory castable between the spaced apart tires of the roller and between the outermost tires and the furnace walls, the castable being secured to an arbor of the roller by metal anchors having outer ends that terminate inwardly of the outer surface of the castable, and wherein between the tires and the castable spacer discs are provided and between openings formed by the discs and tires insulation is inserted, the arbor being also wrapped with insulation before the castable is formed on the arbor.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.