Flash welding installation
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Aug 6, 2002
Grant Date -
N/A
app pub date -
Jun 22, 2000
filing date -
Jun 23, 1999
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
The invention relates to an installation for welding metal bands comprising two retaining members (2, 2') for the ends of both bands, mounted respectively on a fixed frame (1) and a mobile frame (1'), means for shearing both facing parallel edges (m1, m2) on the ends of both bands (M1, M2) and electric power supply means (3) for flash butt welding of the said bands. According to the invention, the electric power supply means of both bands comprise a direct current generator (3) connected to continuous modulation means (34) of the voltage applied between the retaining members (2, 2') in relation to the sizes of the bands (M1, M2) in transversal section and according to the nature of the metals to be welded.
First Claim
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Cited Art Landscape
Patent Citation Ranking
- 19 Citation Count
- B23K Class
- 63.69 % this patent is cited more than
- 23 Age