Method of making a foraminous member

摘要: A process for making relatively thick foraminous members the foramina of which form a preselected pattern. The backing film such as thermoplastic is placed in contact with rotating drum. woven element about member will be constructed film. Liquid photosensitive resin supplied to controlled thickness. mask comprising pattern adjacent and exposed through light an activating wavelength. Uncured washed from composite leaving behind completed member.