Printing fluid cartridge and printing apparatus

摘要

A printing fluid cartridge is configured to be inserted into a cartridge mounting portion in an insertion direction against a biasing force in a removal direction opposite the insertion direction. The printing fluid cartridge includes a front face oriented toward the insertion direction when the printing fluid cartridge is inserted into the cartridge mounting direction, a rear face positioned opposite the front face with respect to the insertion direction, an electrical interface positioned between the front face and the rear face, and an engagement portion for retaining the printing fluid cartridge in the cartridge mounting portion against the biasing force.