Patent ID: 6227634
Filing Date: 2001-05-08
Classification: F25D

Abstract:
A gasket made of a soft material for refrigerator chests, comprising:an inner door and an outer door rigidly connected to each other by injecting a foamed material into the hollow space formed between said inner and outer doors for thermal insulating purposes before coupling, wherein said inner door has a groove in an area next to an extremity thereof overlaying said outer door and wherein said groove comprises a seat;a fastener for said gasket, said fastener being located in said seat and including a bellows-type portion made of a soft plastic material for producing a tight seal between the door and the chest, said gasket including a base from which said fastener extends, wherein said base of said gasket comprises a rigid plastic material shaped by co-extrusion with said soft plastic material of said bellows-type portion, and is substantially flat where said base overlays the extremity of said inner door, said base having an extremity with one of a substantially oblique configuration and a vertical configuration in a portion of said base wherein a layer of soft material is co-extruded with the rigid material from said base, and wherein one of said oblique configuration and said vertical configuration is externally overlaid, on a same side of the inner door, by said layer made of a soft material co-extruded with the rigid material of said base;a sealing element projecting from said co-extruded layer and contacting said outer door, wherein said extruded layer comprises a lateral wall of said bellows-type portion.