Invention Grant
- Patent Title: Method of manufacturing electric incandescent lamp and mount structure therefor
- Patent Title (中): 制造电动灯泡及其结构的方法
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Application No.: US3564681DApplication Date: 1969-01-08
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Publication No.: US3564681APublication Date: 1971-02-23
- Inventor: AYRES REGINALD J
- Applicant: GEN ELECTRIC
- Assignee: Gen Electric
- Current Assignee: Gen Electric
- Priority: US63040067 1967-04-12; US78975269 1969-01-08
- Main IPC: H01K3/00
- IPC: H01K3/00 ; H01K3/08 ; H01J9/18 ; H01J9/36
Abstract:
THE MOUNT STRUCTURE FOR AN ELECTRIC INCANDESCENT LAMP IS MADE BY FIRST BENDING A LENGTH OF ALEAD-IN WIRE INTO A HAIRPIN-SHAPED WIRE PREFORM WITH ITS BIGHT END PREFERABLY OF GREATER SPAN THAN THE ADJACENT LEG PORTIONS, FUSIONSEALING A GLASS BEAD AROUND THE ADJACENT LEG PORTIONS OF THE HAIRPIN-SHAPED WIRE PREFORM TO TIE THEM TOGETHER, AND THEN MOUNTING A FILAMENT ON THE BIGHT PORTION OF THE HAIRPIN-SHAPED WIRE PREFORM AND SEVERING THE BIGHT PORTION AT A REGION BETWEEN ITS CONNECTIONS TO THE FILAMENT TO DIVIDE THE HAIRPIN-SHAPED WIRE PREFORM INTO TWO SEPARATE LEAD-IN WIRES WITH THEIR SEVERED ENDS OUT OF CONTACT WITH ONE ANOTHER. THE BIGHT FORMING BENDS IN THE LEAD-IN WIRES OF THE MOUNT HAVING A CLOSE SLIDING FIT WITH THE INNER WALL OF THE TUBULAR LAMP ENVELOPE TO CENTER THE MOUNT THEREIN.
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