US 12,013,658 B2
Image forming apparatus having cartridge and waste developer accommodating portion
Shougo Sato, Seto (JP); Hirotaka Mori, Nagoya (JP); and Makoto Souda, Nagoya (JP)
Assigned to Brother Kogyo Kabushiki Kaisha, Nagoya (JP)
Filed by Brother Kogyo Kabushiki Kaisha, Nagoya (JP)
Filed on Jun. 28, 2023, as Appl. No. 18/343,480.
Application 14/524,519 is a division of application No. 13/626,175, filed on Sep. 25, 2012, granted, now 8,873,999, issued on Oct. 28, 2014.
Application 18/343,480 is a continuation of application No. 17/572,301, filed on Jan. 10, 2022, granted, now 11,733,638.
Application 17/572,301 is a continuation of application No. 16/992,552, filed on Aug. 13, 2020, granted, now 11,226,581, issued on Jan. 18, 2022.
Application 16/992,552 is a continuation of application No. 16/594,157, filed on Oct. 7, 2019, granted, now 10,747,164, issued on Aug. 18, 2020.
Application 16/594,157 is a continuation of application No. 15/841,396, filed on Dec. 14, 2017, granted, now 10,437,194, issued on Oct. 8, 2019.
Application 15/841,396 is a continuation of application No. 15/042,619, filed on Feb. 12, 2016, granted, now 9,846,406, issued on Dec. 19, 2017.
Application 15/042,619 is a continuation of application No. 14/524,519, filed on Oct. 27, 2014, granted, now 9,280,124, issued on Mar. 8, 2016.
Claims priority of application No. 2011-284204 (JP), filed on Dec. 26, 2011; and application No. 2012-044039 (JP), filed on Feb. 29, 2012.
Prior Publication US 2023/0341808 A1, Oct. 26, 2023
Int. Cl. G03G 21/10 (2006.01); G03G 15/08 (2006.01); G03G 21/00 (2006.01); G03G 21/16 (2006.01)
CPC G03G 21/10 (2013.01) [G03G 15/0813 (2013.01); G03G 15/0872 (2013.01); G03G 21/007 (2013.01); G03G 21/1676 (2013.01); G03G 21/169 (2013.01)] 7 Claims
OG exemplary drawing
 
1. An image forming apparatus comprising:
a main casing including a retaining member;
a photosensitive drum provided in the main casing, the photosensitive drum being configured to carry a developer image and rotatable about an axis extending in an axial direction; and
a developing cartridge attachable to and detachable from the main casing, the developing cartridge comprising:
a frame;
a developing device including:
a developing roller; and
a developer-accommodating section configured to accommodate therein developer to be supplied to the photosensitive drum via the developing roller,
wherein the retaining member fixes the frame with respect to the main casing when the frame is attached to the main casing, and
wherein the frame is configured to movably support the developing device so that the developing roller contacts the photosensitive drum.