US Patent 11994824 Cartridge and electrophotographic image forming apparatus
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US Patent 11994824 Cartridge and electrophotographic image forming apparatus
Article
Patent abstract
A cartridge includes a drum flange provided at one end portion of a photosensitive drum. A coupling member is operatively connected to the drum flange, with the coupling member being configured to transmit the driving force to the drum flange. The drum flange has an opening at one end and is closed at another end, and the opening leads to a hollow interior portion. An end portion of a coil spring contacts an interior surface of the closed end of the drum flange, and the drum flange includes a housing and a cover member attached to the housing, with the closed end of the drum flange being a part of the cover member.
Infobox
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Patent Jurisdiction
Patent Number
Patent Inventor Names
Noriyuki Komatsu0
Shunsuke Uratani0
Toru Oguma0
Date of Patent
May 28, 2024
0Patent Application Number
179632450
Date Filed
October 11, 2022
0Patent Citations
Patent Primary Examiner
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