Invention Application
US20020117965A1 High buffer gas pressure ceramic arc tube and method and apparatus for making same
审中-公开
高缓冲气压陶瓷电弧管及其制造方法和装置
- 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.: US10077447Application Date: 2002-02-15
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Publication No.: US20020117965A1Publication Date: 2002-08-29
- Inventor: Stefan Kotter , Gregory Zaslavsky , Fred Whitney
- Applicant: OSRAM SYLVANIA Inc.
- Applicant Address: null
- Assignee: OSRAM SYLVANIA Inc.
- Current Assignee: OSRAM SYLVANIA Inc.
- Current Assignee Address: null
- Main IPC: H01J017/20
- IPC: H01J017/20 ; H01J061/12
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.
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