Method for making a fuel tank in plastic material
AssigneeSolvay (Societe Anonyme)
InventorsJules-Joseph Van Schaftingen, Yannick Gerard, Serge Dupont, Stephane Leonard
Life of this patent
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Abstract
Process for manufacturing a plastic fuel tank from two shells formed by molding, which are joined together, at least one shell being produced by compression-molding a portion of a plastic sheet between a mold and a punch and by the remaining portion of the sheet being blow-molded in the region not compression-molded.
Claims10
A process for manufacturing plastic hollow bodies from two shells formed by molding, which are joined together, at least one shell being produced by compression-molding a portion of a plastic sheet between a mold and a punch and by the remaining portion of the sheet being blow-molded in the region not compression-molded, characterized in that it is applied to the manufacture of a fuel tank and in the sheet is obtained in the same manufacturing line as the shell which will be produced from this sheet, by the cutting and opening an extruded parison of closed cross section.
Dependencies are inferred from the claim text.