Patent ID: 6047858
Filing Date: 2000-04-11
Classification: A21C,A23G

Abstract:
A device for dispensing frosting, icing or pastry dough comprising:a tube defining side walls of a compressed air chamber;a cap constructed and arranged to seal an end of said tube and define a top of said compressed air chamber;a plunger rod disposed within said tube;a sealing washer connected to said plunger rod and being constructed and arranged to provide an air seal with an inside surface of said tube and to slide along said inside surface, said sealing washer defining a lower wall of said compressed air chamber;an air inlet in said cap or said tube located to allow air into said compressed air chamber;valve structure associated with said air inlet for controlling the air pressure in said compressed air chamber;a container lid connected to a lower portion of said tube, said plunger rod extending through said container lid;a plunger operatively associated with an end of said plunger rod on a side of said container lid opposite said tube;a container body having an opening that seals with said container lid and a container outlet in a portion opposite said opening;a hand-held gun having a gun valve for dispensing pastry dough, icing or frosting;a hose connecting said container outlet to said gun valve;a nozzle comprising a head having a shaped opening, said nozzle being connected to said gun; anda finger trigger on said hand-held gun connected to said gun valve whereby when pastry dough, frosting or icing is disposed in said container body and said finger trigger is activated said gun valve opens allowing air in said compressed air chamber exerted on said sealing washer to move said plunger and allowing the flow of pastry dough, icing or frosting through said hand-held gun, said nozzle and out of said shaped opening in said head, wherein surfaces of said device which come in contact with pastry dough, icing or frosting are suitable for contact with pastry dough, icing or frosting.