BLOW-MOLDED SNAPPED-TOGETHER HINGE FOR DOUBLE-WALLED BODY AND LID

摘要

Projections (43) and mating recesses (44) for a hinge interconnecting a blow - molded double-walled container (20) and lid (30) are formed to be snap fit together while the recesses (44) are warm from molding. The hinge projection s (43) and recesses (44) are assembled, interwall spaces of the body (20) and lid (30) are each filled with a pourable insulation material (50) that sets to make the assembled hinge strong and durable.