Invention Grant
- Patent Title: Electric heating device
- Patent Title (中): 电加热装置
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Application No.: US12746694Application Date: 2007-12-10
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Publication No.: US09137858B2Publication Date: 2015-09-15
- Inventor: Thomas Lewin
- Applicant: Thomas Lewin
- Applicant Address: SE Sandviken
- Assignee: Sandvik Intellectual Property AB
- Current Assignee: Sandvik Intellectual Property AB
- Current Assignee Address: SE Sandviken
- Agency: Morgan, Lewis & Bockius LLP
- International Application: PCT/SE2007/050962 WO 20071210
- International Announcement: WO2009/075616 WO 20090618
- Main IPC: H05B3/48
- IPC: H05B3/48 ; H05B3/62 ; H05B3/02 ; H05B3/06 ; H05B3/10 ; H05B3/64
Abstract:
Electric heating device with a radiant tube and an electrical heating element arranged in the radiant tube as well as a protective insert of electrically conductive material. The protective insert is arranged between the radiant tube and the electrical heating element. The device allows the use of higher element power.
Public/Granted literature
- US20100290499A1 ELECTRIC HEATING DEVICE Public/Granted day:2010-11-18
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