Quartz heater tube module
US7421194B2 · kind B2 · utility
Inventor
Key dates
| Filing date | May 17, 2006 |
| Grant date | Sep 2, 2008 |
| Priority date | — |
| Expiry date | Aug 4, 2026 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH05B3/78
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
Disclosed is a quartz heater tube module in which the individual quartz heater tube proper has a first and a second coverings covered on the outer surface of the glass tube. The first covering is provided with a first electrode in electrical connection with an electrode of the quartz heater tube proper; and the second covering is provided with a second electrode in electrical connection with the other electrode of the quartz heater tube proper. In this manner, the quartz heater tube proper is securely protected by the aforesaid two coverings from breaking with an external impact. A plurality of tube propers can be connected in series or parallel by adaptive sleeves so as to form an impact resistant quartz heater tube module.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.