Patent ID: 6281911
Filing Date: 2001-08-28
Classification: B41J

Abstract:
An ink cartridge with a waste ink absorbing function, comprising an ink bag with ink stored therein, a waste ink absorbing member for absorbing waste ink, and a cartridge case storing therein the ink bag and waste ink absorbing member, said ink cartridge including a division room formed in an interior portion of said cartridge case for storing said waste ink absorbing member therein, and a plastic film forming at least a portion of said division room,said cartridge case including first and second case sections which combine together to thereby define the storage portions of said cartridge case respectively for storing said ink bag and said waste ink absorbing member,wherein said first case section includes a rectangular-shaped case bottom plate portion and a case outer frame portion formed in a peripheral edge of said case bottom plate portion, said second case section includes a rectangular-shaped case cover portion and a case inner frame portion formed in a peripheral edge of said case cover portion, and said case inner frame portion is smaller in width than said case outer frame portion and is formed in a size which allows said case inner frame portion to be inserted into said case outer frame portion, and also wherein said waste ink absorbing member is stored within a rectangular-shaped recess to be defined by said case cover portion and said case inner frame portion of said second case section, and the opening of said recess is closed by said plastic film to thereby define said division room.