US 12,065,327 B2
Printing apparatus
Katsuyuki Endo, Matsumoto (JP)
Assigned to Seiko Epson Corporation, Tokyo (JP)
Filed by Seiko Epson Corporation, Tokyo (JP)
Filed on Jan. 18, 2022, as Appl. No. 17/648,244.
Claims priority of application No. 2021-006186 (JP), filed on Jan. 19, 2021.
Prior Publication US 2022/0227598 A1, Jul. 21, 2022
Int. Cl. B65H 35/00 (2006.01)
CPC B65H 35/0086 (2013.01) [B65H 2553/41 (2013.01); B65H 2801/09 (2013.01)] 12 Claims
OG exemplary drawing
 
1. A printing apparatus comprising:
a first blade configured to cut a printing medium;
a cutter motor;
a drive gear configured to engage the first blade and configured to be rotated by the cutter motor to drive the first blade;
a rotator configured to rotate in accordance with rotation of the drive gear;
a photosensor configured to output a detection signal in accordance with rotation of the rotator and configured to include
a light-receiving/emitting section including a light-emitting element and a light-receiving element; and
a sensor substrate at which the light-receiving/emitting section is provided,
a first cutter frame configured to support the photosensor;
a cover member configured to cover the sensor substrate, wherein the sensor substrate is provided between the cover member and the first cutter frame;
a detection gear that engages the drive gear; and
a second cutter frame that accommodates the first blade, the cutter motor, the drive gear, the detection gear, the photosensor, and the cover member between the second cutter frame and first cutter frame, wherein
the detection gear has a first detection end surface,
the rotator is provided on the first detection end surface,
the cutter motor, the drive gear, the detection gear, the photosensor, and the cover member are supported by the first cutter frame, and
the first blade is supported by the second cutter frame.