Patent ID: 7748700
Filing Date: 2010-07-06
Classification: B65H,G03G,H04N

Abstract:
1. A sheet feeding device for feeding sheets to a predetermined processing position, the device comprising: a sheet feeding tray having a sheet loading surface for carrying the sheet-feeding-direction trailing end of sheets; a tilting tray attached to said sheet feeding tray and being free to rise and lower, said tilting tray having a sheet loading surface for carrying the sheet-feeding-direction leading end of sheets; a sheet feeding unit having sheet feeding means for feeding sheets off said sheet feeding tray and said tilting tray; support means for supporting pivotably with respect to said sheet feeding unit and with said tilting tray and said sheet feeding tray united, the sheet-feeding-direction downstream end of said sheet feeding tray; elevating means for raising and lowering the tilting tray between a sheet loading position in which sheets are loaded onto said sheet feeding tray and said tilting tray, and a sheet feeding position in which sheets are fed from said sheet feeding tray and said tilting tray, said elevating means having an elevating lever provided on said sheet feeding unit and abutting against a rear surface of said tilting tray to raise said tilting tray, said elevating lever to abut against the rear surface of said tilting tray projecting out of an opening formed in a cover member for said sheet feeding unit, provided beneath said tilting tray, and said elevating lever being housed into the opening in the cover member when said tilting tray has lowered into the sheet loading position; and governing means for enabling, when said tilting tray is in the sheet loading position, the pivoting of said sheet feeding tray upward, and for governing the pivoting of said sheet feeding tray upward when by means of said elevating lever said tilting tray is in the sheet feeding position, said governing means therefor comprising a projecting portion provided on the rear surface of said tilting tray, and an engagement portion provided on said elevating lever, wherein the projecting portion engaging with the engagement portion by the pivoting action of said tilting tray governs the pivoting of said tilting tray.