Patent ID: 6585630
Filing Date: 2003-07-01
Classification: B27N,B29C

Abstract:
A container manufacturing method comprising steps of:a. mixing powdered chaff with an adhesive and evenly stirring the mixture; b. rolling the material of the mixture into a board body; c. conveying the board body to a container manufacturing device; d. Punching the board body into a predetermined shape in the container manufacturing device; e. forming a continuous regular crimp in a circumferential portion of the punched board body in the container manufacturing device; f. pressing the crimped board body fully into a mold cavity of the container manufacturing device with the circumferential portion having a reduce tension applied thereto for forming a container having a uniform all thickness the circumferential portion of the punched board body being engaged between a plurality of opposed and interlaced rollably mounted steel balls; and, g. drying the container and then demolding the container.