发明名称 Sheet feeding apparatus and image forming apparatus having same
摘要 The present invention provides a sheet feeding apparatus that has sheet feeding device for abutting against an upper surface of a sheet stacked and feeding out the sheet, biasing device for biasing the sheet feeding device toward the upper surface of the sheet, and lifting and lowering device for lifting and lowering the sheet feeding device, the lifting and lowering device including a holding member for engaging with the sheet feeding device and shifting the sheet feeding device in an up-and-down direction by a motor, and maintaining device for regulating the holding member so as to maintain the sheet feeding device at a position where the sheet feeding device is spaced apart from the upper surface of the sheet, in opposition to a biasing force of the biasing device.
申请公布号 US2001010414(A1) 申请公布日期 2001.08.02
申请号 US20010770249 申请日期 2001.01.29
申请人 YUKIMACHI HIROSHI 发明人 YUKIMACHI HIROSHI
分类号 B65H3/06;(IPC1-7):B65H3/06 主分类号 B65H3/06
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