Title: Rotating-proof festival bulb shaping technique and apparatus thereof
Application Number: 93120367 Application Date: 1993.11.21
Publication Number: 1115494 Publication Date: 1996.01.24
Approval Pub. Date: Granted Pub. Date:
International Classifi-cation: C03B11/00,H01J9/24,H01K3/00
Applicant(s) Name: Bao Lingxiang Address: 317700
Inventor(s) Name:
Attorney & Agent:
Abstract:
     The technology for preventing rotation of holiday lamp bulb features that a flattening step is additionally used after the bulb tail is sealed and glass is still molten. The flattening apparatus is composed of manipulating mechanism, die, magnetic bearer, supporter and base. Said manipulating mechanism consists of cam, lever, fulcrum, slide block and seat, and reset spring. Obtained bulb can prevent short circuit of filament caused by rotation.
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