Patent ID: 8807391
Filing Date: 2014-08-19
Classification: B05B,G01M

Abstract:
1. A paint cartridge including: a tank accommodating cylindrical body formed of a transparent or translucent hollow tubular body; a baggy tank which is provided in said tank accommodating cylindrical body as a dual structure formed by an inner bag and an outer bag, in which an interior of said inner bag serves as a paint chamber allowing efflux and influx of a paint with respect to an outside of said tank accommodating cylindrical body, and in which a space between said outer bag and said tank accommodating cylindrical body serves as an extruding liquid chamber allowing efflux and influx of an extruding liquid with respect to an outside of said tank accommodating cylindrical body; and an atmosphere passage provided in said tank accommodating cylindrical body to open a space between said inner bag and said outer bag of said baggy tank to an atmosphere, characterized in that: a detector which is visually recognizable from the outside through said tank accommodating cylindrical body is provided on said baggy tank, said detector is formed by using at least one material of a hue different from a coating color of said paint, said at least one material including one or more of an ink, a tape, a film, and a powder attached to said baggy tank, said detector is arranged so that a geometric pattern of said detector distorts in a direction toward said atmosphere passage due to contact with said paint or said extruding liquid when said inner bag or said outer bag has broken, and said detector is provided on said baggy tank by using at least one means among application, pasting, adhesion, printing, and transfer.