Bookbinding and the Conservation of Books
A Dictionary of Descriptive Terminology

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couch

1. The operation of transferring or laying sheets of handmade paper from the mold to the felts for pressing. 2. To press the newly made sheets of paper on the felts. 3. To press a sheet on the wire of a cylinder papermaking machine and transfer it onto the felt for pressing and drying. 4. To press water from a sheet on a couch roll of aFOURDRINIER MACHINE , or extra water by means of a suction couch preparatory to transferring it to a felt. (140 , 197 )




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