Inventors:
Mark C. Russell - Graham WA 98338
Sean P. Doyle - Beaverton OR 97007
Charles T. Russell - Graham WA 98338
International Classification:
B65H 8100
US Classification:
156156, 156191, 156192, 156245, 264262
Abstract:
A method of manufacturing a channeled wall fluid apparatus ( ) is disclosed. The method includes the step of providing at least one rib ( ) on one of either a liner ( ) having a length or an interior surface of at least a first mold ( ). The method also includes the step of placing the first mold around the liner to form a gap ( ) between the first mold and the liner. A removable casting material ( ) is inserted within the gap. The method also includes removing the removable casting material from within the gap to form at least one channel ( ) extending at least a portion of the length of the liner.