Apparatus for applying foam to a moving web

Details Apparatus for applying foam to a moving web Apparatus for applying foam to a moving web

B - Operations, Transporting

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117/161, 32/47

B05C 11/10 (2006.01) B05C 5/02 (2006.01) B05D 1/26 (2006.01) B29C 44/46 (2006.01) B32B 5/24 (2006.01) D06B 1/14 (2006.01) D06B 19/00 (2006.01)

Patent

CA 1122860

ABSTRACT Improvements in or relating to apparatus for applying foam to a moving web. A container 15 for foam extends above a moving web 1. A roller 11 protrudes into the open bottom of the container 15 and entrains foam to flow through a tapering passage 27 defined by a plate 22. A doctor 13 touches the down-going port of the roller 11 at a point 14 just above the axis of the roller. Foam slides down the doctor 13 onto the web 1.

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