| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To house ample amount of waste toner, in a waste toner housing container in a laser printer, by expanding the volume of the waste toner housing container which is expanded in the horizontal dimension (depth dimension) of the waste toner housing container. <P>SOLUTION: The discharge side of a first pump mechanism 110 for conveyance is provided with a second pump mechanism 120 for conveyance for conveying the waste toner conveyed by the first pump mechanism 110 for conveyance to the deep side of a housing space 106. Accordingly, the waste toner, conveyed into the housing space 106 by the first pump mechanism 110 for conveyance, is further conveyed to the deeper side by the second pump mechanism 120 for conveyance. <P>COPYRIGHT: (C)2008,JPO&INPIT</p> |
