发明名称 Paper feed device and an image forming apparatus having the paper feed device
摘要 A paper feed device includes paper feed rollers to feed a sheet of paper. A paper loading device is loaded with at least a sheet of paper and lifts the loaded sheet of paper toward the paper feed rollers. A pressure differences decreasing device is mounted on the paper loading device and decreases differences of pressures among a plurality of positions where the paper feed rollers contact the sheet of paper.
申请公布号 US6349932(B1) 申请公布日期 2002.02.26
申请号 US20000506375 申请日期 2000.02.18
申请人 RICOH COMPANY, LTD. 发明人 SUZUKI NOBUTAKA
分类号 B65H3/52;B65H1/24;B65H3/06;B65H27/00;(IPC1-7):B65H1/24 主分类号 B65H3/52
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