Patent ID: 7670133
Filing Date: 2010-03-02
Classification: B29C,B29K,B29L

Abstract:
1. A plant for manufacturing plastic fuel tanks comprising first and second twin-sheet thermoformed shells (GA, GB), according to which first and second thermoformable plastic sheets (SA, SB) are independently heated and moved along respective first and second parallely arranged processing lines (A, B), from a loading station ( 11 A, 11 B) through at least one heating station ( 12 A, 14 A; 12 B, 14 B), towards a respective thermoforming station ( 16 A, 16 B) where the individual plastic sheets (SA, SB) are thermoformed in a first and a second shaping mold ( 17 A, 17 B) into a first and second respective shell (GA, GB), wherein: said first and second shaping molds ( wherein each processing line (A, B) comprises a pneumatically actuable gripper formed from an air suction frame ( a pneumatic gripping device comprising said air suction frame ( a drive ( wherein sheet transfer device (