| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide technology for reducing noise level of an image forming device main body and maintaining effect for cooling the inside of an image forming device when mounting a sheet feeding device below the image forming device main body. <P>SOLUTION: This sheet feeding device is provided with a lower part ventilation hole 63b provided in a lower part of a sheet feeding device 60 main body to circulate air, a ventilation passage 62 provided inside the sheet feeding device 60 main body to circulate air through a lower part ventilation hole 60c, and an upper part ventilation hole 60a provided in an upper part of the sheet feeding device 60 main body to circulate air inside the image forming device 100 and the ventilation passage 62 through an opening 17b in a lower part of the image forming device 100 when mounted in the image forming device 100. <P>COPYRIGHT: (C)2006,JPO&NCIPI |
