Duct molding method and duct

• Main Authors: Onodera, Masaaki, Fukuda, Tatsuya, Sumi, Takehiko, Tanji, Tadatoshi, Nakajima, Sho
• Format: Patent
• Language: English; French; German
• Published: 14.03.2012
• Subjects: AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING; PERFORMING OPERATIONS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDEDFOR; SHAPING OR JOINING OF PLASTICS; TRANSPORTING; WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

The present invention provides a duct molding method by which it is possible to improve the adhesion of a sheet. In the duct molding method of the present invention, a molten thermoplastic resin sheet is positioned between molds. Subsequently, the thermoplastic resin sheet (P) is absorbed onto cavit...