Patent ID: 8045151

Claim:
A method for inspecting a defect of a laminated film that inspects a detect of a wounded up laminated film, the method comprising: a laminated film feed-out step of feeding out from an original roll a laminated film in which a protective film on a front surface of a film body and a separator on an adhesive surface on a back side of the film body are laminated together; a separator separation step of making a separation surface of a separator face downward at least at a separation point before separating the separator from the laminated film while guiding the fed-out laminated film to a predetermined path; an inspection step of inspecting presence of the defect of the laminated film while transporting the laminated film with the separation surface of the separator facing downward, and storing inspection information in a storage device; a separator laminating step of laminating the separator to the separation surface with the separation surface of the separator of the inspected film body facing downward; and a laminated film collecting step of winding up the inspected laminated film in which the separator is laminated to the back surface of the film body to form an inspected original roll.