| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a toner vessel worked with a mold, the vessel having no variation, being inexpensive, showing a stable decrease of inner pressure and having toner sealability. <P>SOLUTION: In an inner plug for the toner vessel used for the toner vessel attachable to and removable from a developer of an image-forming means using an electro-photographic method comprising a bottle main body, an inner plug and an outer plug, a toner-sealable flexible lateral rib connected circumferentially is mounted at least at one position, and an inner pressure adjusting mechanism comprising a vertical groove or a vertical rib is mounted at the lateral rib. <P>COPYRIGHT: (C)2008,JPO&INPIT |
