B - Operations – Transporting – 05 – C
Patent
B - Operations, Transporting
05
C
117/161, 32/44
B05C 9/12 (2006.01) B05C 11/04 (2006.01) B05D 1/26 (2006.01) D06N 3/00 (2006.01)
Patent
CA 1089726
ABSTRACT OF THE DISCLOSURE A process for spreading foam material relatively free of undesirable air bubbles, blisters, and blotches, and substantially uniformly in thickness across the full width of continuously advancing sheet material comprising: supplying foam material having a pre- determined density to a chamber for containing foam material; filling the chamber substantially com- pletely with the foam material at the predetermined density; maintaining the predetermined density of the foam material in the chamber substantially con- stant from point of entry thereto to point of exit therefrom delivering the foam material from the chamber and spreading it relatively free of undesir- able air bubbles, blisters, and blotches, and sub- stantially uniformly in thickness across the full width of continuously advancing sheet material; and regulating and controlling the amount and the thickness of the foam material being spread on the continuously advancing sheet material, the regulating and controlling taking place immediately following the delivering of the foam material. Coating appa- ratus for spreading the foam material is also included.
266901
Congoleum Corporation
Macrae & Co.
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