US 12,339,600 B2
Image forming apparatus, component unit of the image forming apparatus, and processing apparatus for the component unit
Takayuki Namiki, Kanagawa (JP); and Naoki Inoue, Kanagawa (JP)
Assigned to Canon Kabushiki Kaisha, Tokyo (JP)
Filed by CANON KABUSHIKI KAISHA, Tokyo (JP)
Filed on Jan. 25, 2024, as Appl. No. 18/422,210.
Application 18/422,210 is a continuation of application No. 17/882,704, filed on Aug. 8, 2022, granted, now 11,914,310.
Claims priority of application No. 2021-140266 (JP), filed on Aug. 30, 2021.
Prior Publication US 2024/0160124 A1, May 16, 2024
Int. Cl. G03G 15/00 (2006.01); G03G 15/08 (2006.01); G03G 21/18 (2006.01); G06K 15/00 (2006.01); G06K 15/14 (2006.01)
CPC G03G 15/0863 (2013.01) [G03G 15/5016 (2013.01); G03G 21/1892 (2013.01); G06K 15/14 (2013.01); G06K 15/4075 (2013.01); G03G 2215/00987 (2013.01)] 19 Claims
OG exemplary drawing
 
1. An image forming apparatus configured to perform image formation using a component unit configured to be attachable to and detachable from a main body of the image forming apparatus, the image forming apparatus comprising:
an access unit configured to access a storage device included in the component unit when the component unit is attached to the main body; and
a control unit configured to control the access unit to read and update information stored in the storage device,
wherein the storage device includes a first area, a second area, and a third area, the first area and the second being configured to store use information indicating a use state of the component unit, and the third area being configured to store reuse identification information indicating whether or not the component unit is a recycled item,
wherein updating of the use information stored in the first area by the control unit is configured such that updating only within a predetermined limit is permitted, and no limit is provided on updating of the use information stored in the second area, and
wherein the control unit updates the use information stored in the first area in accordance with a change in a use state of the component unit when the reuse identification information is a first value indicating that the component unit is not the recycled item, or updates the use information stored in the second area in accordance with a change in the use state of the component unit when the reuse identification information is a second value indicating that the component is the recycled item.