US 12,441,572 B2
Rotation unit, post-processing device, and conveying force applying member
Hiroshi Shiobara, Matsumoto (JP)
Assigned to Seiko Epson Corporation, Tokyo (JP)
Filed by SEIKO EPSON CORPORATION, Tokyo (JP)
Filed on Jul. 25, 2023, as Appl. No. 18/358,107.
Claims priority of application No. 2022-118221 (JP), filed on Jul. 25, 2022.
Prior Publication US 2024/0025690 A1, Jan. 25, 2024
Int. Cl. B65H 31/36 (2006.01); B65H 31/02 (2006.01); B65H 31/26 (2006.01)
CPC B65H 31/36 (2013.01) [B65H 31/02 (2013.01); B65H 31/26 (2013.01); B65H 2404/1114 (2013.01); B65H 2405/11151 (2013.01); B65H 2408/121 (2013.01); B65H 2601/324 (2013.01); B65H 2801/06 (2013.01); B65H 2801/27 (2013.01)] 15 Claims
OG exemplary drawing
 
1. A rotation unit configured to rotate to apply conveying force to a medium, the rotation unit comprising:
a conveying force applying unit including at least one contact part that is arranged in a rotation direction and comes into contact with the medium, and configured to apply the conveying force to the medium using the contact part;
a rotation shaft to which the conveying force applying unit is attached;
a holding unit provided between the rotation shaft and the conveying force applying unit, and configured to hold the conveying force applying unit; and
a fixing unit configured to fix the conveying force applying unit to the rotation shaft, wherein
the holding unit includes a shaft hole through which the rotation shaft passes, and is fixed in a state of being attached to the rotation shaft by sliding in an axis direction of the rotation shaft,
the conveying force applying unit includes:
a base portion provided with a fitting hole that fits an outer circumference of the holding unit and an opening portion in communication with the fitting hole; and
the contact part that is provided on and protrudes from the base portion,
the base portion is configured to deform, and
the conveying force applying unit is configured to be attached to and detached from the holding unit via the opening portion in a direction crossing the axis direction of the rotation shaft.