Composite disk valve for dispensing cartridges

Details Composite disk valve for dispensing cartridges Composite disk valve for dispensing cartridges

B - Operations, Transporting

05

C

222/81

B05C 17/01 (2006.01) B65D 83/00 (2006.01)

Patent

CA 1286645

ABSTRACT In a cartridge dispenser (10) for dispensing mayonnaise- like food sauces in measured quantities, a laminated end disk (32) which provides valving for the dispensed material. The end disk (32) includes a paperbaord (36) layer for stiffness and rigidity, a polyethylene disck (40) on the paperboard (36) for shielding it from oils, a polyester disk (46) beneath the paperboard (36) for providing the valve (52), and an inner polyethylene disk (58) allowing the composite disk (32) to be secured on the end of the cartridge dispenser (10) with a food grade adhesive (60). The polyester disk (46) includes three equally spaced valves (52) each formed by crosshair slits (54) which provide vanes (56) that open when material is being dispensed and quickly and cleanly close at the end of each dispensing stroke.

584968

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