US 12,071,316 B2
Paper feed device and image forming apparatus
Yoshinori Shiraishi, Sakai (JP)
Assigned to SHARP KABUSHIKI KAISHA, Sakai (JP)
Filed by SHARP KABUSHIKI KAISHA, Osaka (JP)
Filed on Feb. 18, 2022, as Appl. No. 17/675,835.
Claims priority of application No. 2021-026496 (JP), filed on Feb. 22, 2021.
Prior Publication US 2022/0269215 A1, Aug. 25, 2022
Int. Cl. B65H 1/26 (2006.01); B65H 1/04 (2006.01); G03G 15/00 (2006.01)
CPC B65H 1/266 (2013.01) [B65H 1/04 (2013.01); G03G 15/6502 (2013.01); B65H 2405/121 (2013.01); G03G 2215/00713 (2013.01)] 3 Claims
OG exemplary drawing
 
1. A paper feed device including a device body and a paper feed cassette inserted into the device body along an insertion direction, the paper feed device comprising:
a lock lever mounted to the paper feed cassette via a lever shaft;
a spring that applies a rotational force which rotates the lock lever in an engagement direction; and
a lock member provided at the device body,
wherein
the lock lever has a lever claw provided at a tip end extending from the lever shaft toward a downstream side in the insertion direction,
the lock member has an engagement area with which the lever claw is engaged, a pull-in area provided at an upstream side of the engagement area in the insertion direction, and a push-up area provided at an upstream side of the pull-in area in the insertion direction,
the pull-in area, toward the engagement area, is inclined so as to descend downstream in the insertion direction,
when the paper feed cassette is to be inserted into the device body, the lever claw presses the pull-in area, and
the push-up area, toward the pull-in area, is inclined so as to rise.