Patent ID: 6878429

Claim:
A sealing member for sealing a slenderly extending developer outflow opening formed in a container accommodating a developer, comprising: a first film strip formed from a plastic film stretched longitudinally; and a second film strip formed from a plastic film stretched longitudinally, and wherein: the first film strip has a first portion extending slenderly, a second portion folded over the first portion and extending along the first portion, and a pull end portion continued from the second portion, the second portion is narrower than the first portion and is located at a widthwise center of the first portion, and the pull end portion extends beyond a free edge of the first portion; the second film strip also has a first portion extending slenderly, a second portion folded over the first portion and extending along the first portion, and a pull end portion continued from the second portion, the second portion is narrower than the first portion and is located at a widthwise center of the first portion, and the pull end portion extends beyond a free edge of the first portion; the first portion of the first film strip is placed so as to cover the developer outflow opening, and is adhesively bonded to a periphery of the developer outflow opening; the second portion of the second film strip is superposed on the second portion of the first film strip, and is adhesively bonded thereto; the pull end portion of the second film strip is superposed on the pull end portion of the first film strip, and is adhesively bonded thereto; and the first portion of the second film strip is superposed on the first portion of the first film strip via the second portion of the second film strip and the second portion of the first film strip, and the first portion of the second film strip is adhesively bonded to the first portion of the first film strip at widthwise opposite side areas.