Seal structure of reservoir for powder slush molding apparatus
AssigneeKansei Corporation
InventorsMasahiro Johno, Yuzo Ushikubo
Life of this patent
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Abstract
A powder slush molding apparatus comprises a reservoir (4) containing a powder material (8) used as material for the powder slush molding apparatus and having a sealing member (21) on an end portion of a powder material introduction opening (6), and a metal mold (1) which is maintained at a high temperature and is coupled to the reservoir (4) for forming a skin molding by melting the powder material (8) poured from the reservoir (4) while rotating the reservoir (4). In the powder slush molding apparatus, the sealing member (21) comprises a seal tube (23) tubular in section which is fixed along the end portion of the powder material introduction opening (6) and a stringlike seal inner member (24) which is inserted in the seal tube (23).
Claims9
A seal structure of a reservoir for a powder slush molding apparatus, said powder slush molding apparatus comprising:
- the reservoir containing a powder material used in said powder slush molding apparatus, said reservoir having a sealing member on an end portion of a powder material introduction opening;
- and
- a metal mold maintained at a high temperature and combined with said reservoir for forming a skin molding by melting the powder material poured from said reservoir while rotating said reservoir;
- wherein said sealing member comprises a sectionally tubular seal tube which is fixed to said reservoir along said end portion of said powder material introduction opening and a stringy seal inner member which is inserted in said seal tube, the seal tube being made of a solid resin material with thermal resistance, the seal inner member being made of a resin material with resiliency.
Dependencies are inferred from the claim text.