| 摘要 |
PROBLEM TO BE SOLVED: To provide a developer replenishing container sealing method for preventing the leakage of toner. SOLUTION: As for the developer replenishing container sealing method, an opening 203 of the developer container body 201 for storing developer is covered with a heat seal film 202, and then, a heat seal jig is put on the heat seal film 202 in a press contact state so as to thermally melt-stick the heat seal film 202 to the developer container body 201, the press-contact part of the heat seal jig coming into press contact with the heat seal film 202 is inclined at 5 to 50 deg., and as for the thermally melt-sticking heat seal film 202, the surface melt-sticking to the main body 201 is formed to a surface which is pushed in accordance with the aforesaid angle and also whose level becomes higher as it comes close to the opening 203. |
