US 12,304,764 B2
Medium transport device, control method, and control program
Kiichiro Shimosaka, Kahoku (JP); Sachiko Fudeyasu, Kahoku (JP); and Hisashi Ogi, Kahoku (JP)
Assigned to PFU LIMITED, Kahoku (JP)
Appl. No. 17/755,918
Filed by PFU LIMITED, Kahoku (JP)
PCT Filed Mar. 18, 2020, PCT No. PCT/JP2020/012114
§ 371(c)(1), (2) Date May 11, 2022,
PCT Pub. No. WO2021/186643, PCT Pub. Date Sep. 23, 2021.
Prior Publication US 2022/0380167 A1, Dec. 1, 2022
Int. Cl. B65H 5/34 (2006.01); B65H 7/04 (2006.01); B65H 43/04 (2006.01)
CPC B65H 43/04 (2013.01) [B65H 2513/10 (2013.01)] 15 Claims
OG exemplary drawing
 
1. A medium conveying apparatus comprising:
a conveying mechanism to convey a medium; and
a processor to
determine whether a conveyance abnormality of the medium has occurred, and
control the conveying mechanism to increase a conveyance speed of the medium to be conveyed thereafter or reduce a conveyance interval of the medium to be conveyed thereafter, and set the conveyance speed in a state where a size of the medium is a first size to a higher speed than the conveyance speed in a state where the size of the medium is a second size larger than the first size or set the conveyance interval in a state where the size of the medium is the first size to a time shorter than the conveyance interval in a state where the size of the medium is the second size, when the conveyance abnormality of the medium has not occurred for a predetermined plurality of medium that are consecutively conveyed.