Apparatus for cleaning a doctor blade

Details Apparatus for cleaning a doctor blade Apparatus for cleaning a doctor blade

1975-06-11

1977-05-10

McIntosh, John P.

Coating apparatus

Solid applicator contacting work

Movably mounted applicator

B05C 108

Patent

active

040221547

ABSTRACT:
This disclosure is directed to apparatus for periodically purging contaminants from a coating liquid during a coating operation and, more particularly, for cleaning a doctor blade of an adhesive coater, the apparatus including a container having an open bottom defining with a surface of a rotatable transfer roll and a doctor blade a gap of a predetermined size which doctors the coating liquid or adhesive to a desired thickness prior to the application thereof to an article which is to be coated, and means for periodically increasing the predetermined size of the gap and returning the increased gap size to the predetermined size whereby particles otherwise incapable of passing through the gap when of the predetermined size will pass through the gap when of the increased size to thus maintain a relatively clean bath of liquid throughout a coating operation.

REFERENCES:
patent: 3037451 (1962-06-01), Davis
patent: 3611928 (1971-10-01), Kaneko

Affiliated with

Also associated with

Rating

Apparatus for cleaning a doctor blade does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Apparatus for cleaning a doctor blade, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Apparatus for cleaning a doctor blade will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-1978131