METHOD FOR PRODUCING THREE-DIMENSIONALLY BENT RESIN PIPE

• Main Authors: KANAMORI TOMOHISA, IZAWA YOSHIHIRO, SHIMOKAWA SHINJI, KOBAYASHI SHOEI, NAKAJIMA KOJI
• Format: Patent
• Language: English; Japanese
• Published: 01.03.2018
• Subjects: AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS INVEHICLES; ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OFTRANSMISSIONS IN VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GASEXHAUST OR FUEL SUPPLY OF PROPULSION UNITS, IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; PERFORMING OPERATIONS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDEDFOR; SHAPING OR JOINING OF PLASTICS; TRANSPORTING; VEHICLES IN GENERAL; WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

PROBLEM TO BE SOLVED: To provide a blow molding method of a three-dimensionally bent resin pipe having high dimensional accuracy of a tip portion.SOLUTION: In a method for producing a resin pipe, an upper die 30 and a lower die 40 of a blow molding die 20 are opened, a parison 50 is placed in a cavi...