Invention Grant
- Patent Title: High buffer gas pressure ceramic arc tube and method and apparatus for making same
- Patent Title (中): 高缓冲气压陶瓷电弧管及其制造方法和装置
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Application No.: US11132958Application Date: 2005-05-19
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Publication No.: US07189131B2Publication Date: 2007-03-13
- Inventor: Stefan Kotter , Gregory Zaslavsky , Fred Whitney
- Applicant: Stefan Kotter , Gregory Zaslavsky , Fred Whitney
- Applicant Address: US MA Danvers
- Assignee: Osram Sylvania Inc.
- Current Assignee: Osram Sylvania Inc.
- Current Assignee Address: US MA Danvers
- Agent Robet F. Clark
- Main IPC: H01J9/32
- IPC: H01J9/32
Abstract:
A ceramic arc tube for high intensity discharge (HID) lighting applications is provided wherein the arc tube contains a high buffer gas pressure. A method and apparatus for making the arc tube are also provided wherein RF induction heating is used to melt a frit material to form a hermetic seal.
Public/Granted literature
- US20050208865A1 High buffer gas pressure ceramic arc tube and method and apparatus for making same Public/Granted day:2005-09-22
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