Electric heating – Metal heating – By arc
Patent
1994-10-31
1996-11-19
Walberg, Teresa J.
Electric heating
Metal heating
By arc
21912182, 21912184, B23K 2614
Patent
active
055759319
ABSTRACT:
The apparatus comprises a motor head provided with a chuck on which a matrix-bearing cylinder having a smooth external cylindrical rubber surface can be mounted. An engraving head comprises a laser beam predisposed perpendicularly to the external cylindrical surface of the cylinder.
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patent: 4358659 (1982-11-01), Spohnheimer
patent: 4566384 (1986-01-01), Matsumoto
patent: 5126531 (1992-06-01), Majima et al.
patent: 5427026 (1995-06-01), Kuwahara
patent: 5493095 (1996-02-01), Bruschi et al.
Laser Focus, Jul. 1977, pp. 66-68, Doxey B. C., "How a laser system engraves cylinders for printing by the flexography process".
Mills Gregory L.
Syfal S.R.L.
Walberg Teresa J.
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