Patent ID: 7959251

Claim:
A label printer for making labels on a web-type recording medium which is composed of a backing sheet and an adhesive sheet laminated on said backing sheet, comprising: an image forming section for forming first label images on a surface of said adhesive sheet; a printing defect detecting section for detecting second label images with a printing defect from said first label images formed by said image forming section; a printing defect marking section for placing a mark on said second label images with the printing defect having been detected; and a post-treatment section for post-treating said surface of said adhesive sheet of said web-type recording medium having said first label images formed thereon by said image forming section, wherein said post-treatment section comprises: a cutting section for making label-shaped slits in said adhesive sheet according to said first label images; a controlling section for controlling said cutting section not to operate for said second label images having said mark formed thereon; and a peeling section for peeling off non-label portions of said adhesive sheet having said label-shaped slits made by said cutting section from said backing sheet; and wherein when the peeling section peels off the non-label portions of the adhesive sheet, the peeling section peels off the second label images together with the non-label portions so as to remove images with printing defects.