B - Operations – Transporting – 21 – B
Patent
B - Operations, Transporting
21
B
80/42
B21B 35/00 (2006.01) B21B 39/00 (2006.01) B21C 37/12 (2006.01)
Patent
CA 1095293
ABSTRACT OF THE DISCLOSURE A roll drive mechanism, for a bending-roll machine having co-operating upper and lower feed rolls for manufacturing helical seam pipes, is a single motor drive mechanism compris- ing a drive motor for rotationally driving the feed rolls, differential distributor gearing for transmitting drive from the motor to both rolls so as to rotate the rolls at substan- tially equal speeds of rotation, and planetary gearing ad- justable for correspondingly adjusting the speeds of rotation of the rolls.
316290
Fernandez-Acebal Jose
Krakow Heinz
Blohm + Voss Ag
G. Ronald Bell & Associates
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