Blow molding equipoment and method

Application Number: 00118696
Application Date: 2000.06.16
Publication Number: 1307966
Publication Date: 2001.08.15
Priority Information: 1994/12/14 JP 332955/94
International: B29C49/28
Applicant(s) Name: Nisei ASB Machinery K.K.
Inventor(s) Name: Ogihara Shuichi
Patent Agency Code: 11038
Patent Agent: chen jian
Abstract A blow molding apparatus which can be simplified in structure, reduced in size and facilitated in maintenance, and which can improve the heat efficiency and equalize the temperature gradations. The blow molding apparatus has a preform supply section, preform heating sections, a blow molding section, a product removing section and a conveying section. The conveying section intermittently conveys preforms while maintaining a fixed spacing between adjacent preforms. The preform heating section is divided into first and second heating portions. The first heating portion has heaters extending along the preforms while the second heating portion includes heaters extending in the direction of preform conveyance and aligned vertically.