Metal working – Method of mechanical manufacture – Heat exchanger or boiler making
Patent
1994-06-20
2000-05-16
Hughes, S. Thomas
Metal working
Method of mechanical manufacture
Heat exchanger or boiler making
29 33T, 29 33D, 225100, B26D 156, B23P 1526
Patent
active
060619058
ABSTRACT:
The slow production rates associated with cutting machines for cutting extruded metal tubing to length are avoided in an apparatus that continually cuts extruded metal tubing (46) and which include a reel (44) for providing a coil of (42) of metal tubing (46) to a cutting nip defined by rollers (66) carrying scoring knives (68). The tubing is continuously moved through the nip by a continuously operated set of feeding rolls (70) and then passed to a set of pull rolls (74) which are driven at a more rapid rate to place the tubing (46) in tension to cause it to be severed where scored. Also disclosed is a method of continuously cutting extruded metal tubing.
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Butler Marc W.
Hughes S. Thomas
Modine Manufacturing Company
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