Patent ID: 6210533
Filing Date: 2001-04-03
Classification: G01F,Y10T

Abstract:
A fiber stock preparation system, comprising:a fiber loading apparatus configured for loading fibers in a fiber suspension, said fiber loading apparatus including a pressurized vessel with an outlet for discharging the loaded fiber suspension; anda revolver valve comprising:a housing having an inner chamber;a pair of end caps respectively attached to each end of said housing, one of said end caps including an inlet opening connected with said outlet of said fiber loading apparatus, and an other of said end caps including an outlet opening; anda rotor body rotatably disposed within said inner chamber of said housing, said rotor body including a pair of end faces respectively positioned closely adjacent to said end caps, and a plurality of longitudinally extending cylinders extending between said end faces, each said cylinder positioned generally concentrically about an axis of rotation of said rotor body whereby said plurality of cylinders are sequentially disposed in communication with said inlet opening and said outlet opening during rotation of said rotor body within said inner chamber during use, a position of said inlet opening in said one end cap and a position of said outlet opening in said other end cap defining two quadrants of revolution of said rotor body, one of said end caps including a counter pressure line extending between said two quadrants of revolution.