发明名称 |
Pair of sheet transport rolls, sheet folding device, post-processing device, and image forming system |
摘要 |
Provided is a pair of sheet transport rolls including a first roll that has a first convex portion spirally provided on an outer peripheral surface, and a second roll that is provided along the first roll and has a second convex portion that is spirally provided in a position facing the first convex portion of the first roll on the outer peripheral surface, wherein the first roll and the second roll are rotated, and a sheet is transported while being sandwiched between the first convex portion of the first roll and the second convex portion of the second roll. |
申请公布号 |
US9302881(B2) |
申请公布日期 |
2016.04.05 |
申请号 |
US201414457468 |
申请日期 |
2014.08.12 |
申请人 |
FUJI XEROX CO., LTD. |
发明人 |
Awano Hiroaki |
分类号 |
B65H45/16;B65H45/14;B65H29/12;B65H27/00;B65H5/06 |
主分类号 |
B65H45/16 |
代理机构 |
Oliff PLC |
代理人 |
Oliff PLC |
主权项 |
1. A pair of sheet transport rolls comprising:
a first roll that has a first convex portion spirally provided on an outer peripheral surface; and a second roll that is provided along the first roll and has a second convex portion that is spirally provided in a position facing the first convex portion of the first roll on the outer peripheral surface, wherein the first roll and the second roll are rotated, and a sheet is transported while being sandwiched between the first convex portion of the first roll and the second convex portion of the second roll, wherein a cross-sectional portion of the first convex portion includes a base portion fixed to an the outer peripheral surface of the first roll, and a top portion opposite the base portion, a width of the top portion being smaller than a width of the base portion, the top portion being a substantially flat portion, and wherein a cross-sectional portion of the second convex portion includes a base portion and a top portion opposite the base portion, a width of the top portion being smaller than a width of the base portion, the top portion being a substantially flat portion. |
地址 |
Tokyo JP |