Title:
A PROCESS FOR THE PRODUCTION OF ANTI-IMPLOSION BANDS FOR TELEVISION TUBES
Document Type and Number:
WIPO Patent Application WO2005008712
Kind Code:
A3
Abstract:
A process for the production of anti-implosion bands for television tubes comprises the operating steps of preparing a strip (2) of material extending between two ends (3), with predetermined thickness, width and length, bending the strip (2) into a ring, bringing together the fronts of the ends (3) of the strip (2), thus obtaining a band (1) with the desired shape, and connecting the two ends (3) of the strip (2) to one another by laser welding. The process may also comprise a step of shaping the ends (3) during which a connecting profile (4) is created on each end (3).
Inventors:
NATALI GIANFRANCO (CH)
Application Number:
PCT/IT2004/000206
Publication Date:
June 30, 2005
Filing Date:
April 13, 2004
Export Citation:
Assignee:
NATALI GIANFRANCO (CH)
International Classes:
H01J9/00; H01J29/87; (IPC1-7): H01J9/00; H01J29/87
Foreign References:
| US20010010448A1 | 2001-08-02 | |||
| GB1052703A | ||||
| US6129992A | 2000-10-10 | |||
| GB1347136A | 1974-02-27 |
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