Patent ID: 6457963
Filing Date: 2002-10-01
Classification: B29C

Abstract:
A resin-sealing apparatus comprising:a pair of a top mold and a bottom mold one of which is movable; heaters disposed on the top mold and under the bottom mold respectively; and a cavity formed between the pair of the top mold and the bottom mold, wherein: the resin-sealing apparatus is provided with: a pot having a resin injection inlet that opens directly to the cavity of the bottom mold that supplies at least one of resin tablets and powder resin and for melting the same by the heaters to form molten resin; and a plunger for injecting molten resin in the pot into the cavity from the opposite side to the resin injection inlet side of the pot, and the plunger is disposed slidably in the pot and airtightly with the inside wall of the pot.