B - Operations – Transporting – 65 – B
Patent
B - Operations, Transporting
65
B
156/56
B65B 11/04 (2006.01) B29C 55/08 (2006.01) B29C 55/18 (2006.01) B65B 11/02 (2006.01)
Patent
CA 1338374
A plastic film is stretched both breadthwise and longitudinally just before it is wound around a load for wrapping. Stretching of the film is performed by passing the film between stretching rolls each having alternate peripheral ridges and grooves and arranged such that the ridges on each roll mesh with the grooves on the other roll.
599623
Matsumoto Ryozo
Sim & Mcburney
LandOfFree
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