US 12,122,627 B2
Sheet sorting apparatus
Genki Takahashi, Mishima (JP); and Kazuhisa Sato, Suntou-gun (JP)
Assigned to Canon Kabushiki Kaisha, Tokyo (JP)
Filed by CANON KABUSHIKI KAISHA, Tokyo (JP)
Filed on Jul. 19, 2023, as Appl. No. 18/355,100.
Application 18/355,100 is a continuation of application No. 16/951,918, filed on Nov. 18, 2020, granted, now 11,745,971.
Application 16/951,918 is a continuation of application No. 16/201,180, filed on Nov. 27, 2018, granted, now 10,870,552, issued on Dec. 22, 2020.
Claims priority of application No. 2017-229295 (JP), filed on Nov. 29, 2017; and application No. 2018-184602 (JP), filed on Sep. 28, 2018.
Prior Publication US 2023/0365369 A1, Nov. 16, 2023
Int. Cl. B65H 31/22 (2006.01); B65H 29/58 (2006.01); B65H 31/24 (2006.01); B65H 33/14 (2006.01); G03G 15/00 (2006.01)
CPC B65H 31/22 (2013.01) [B65H 29/58 (2013.01); B65H 31/24 (2013.01); B65H 33/14 (2013.01); G03G 15/6538 (2013.01); G03G 15/6552 (2013.01); B65H 2408/11 (2013.01); B65H 2511/15 (2013.01); G03G 2215/00911 (2013.01); G03G 2221/1696 (2013.01)] 5 Claims
OG exemplary drawing
 
1. An image forming apparatus comprising:
an image forming unit configured to form an image on a sheet:
a first discharge roller configured to discharge the sheet on which the image is formed by the image forming unit;
a first discharge tray, detachable from the image forming apparatus, on which the sheet discharged by the first discharge roller is loaded;
a second discharge roller configured to discharge the sheet on which the image is formed by the image forming unit;
a second discharge tray, arranged below the first discharge tray, on which the sheet discharged by the second discharge roller is loaded;
a full load detection sensor configured to detect full load of the second discharge tray;
a tray detection sensor configured to detect detachment of the first discharge tray; and
a control unit configured to allow a user to select whether to permit discharge of sheets to the second discharge tray in a case where the full load detection sensor detects the full load of the second discharge tray and the tray detection sensor detects the detachment of the first discharge tray.