MUMBAI, India, Oct. 26 -- Intellectual Property India has published a patent application (202648123092 A) filed by Canon Kabushiki Kaisha on October 14, 2026, for Cartridge, Drum Unit, And Image Forming Apparatus.
Inventors include Fujino, Toshiki; Hirayama, Akinobu; Sasaki, Teruhiko; Kawai, Tachio; Abe, Daisuke; Morioka, Masanari Filed On; Kawanami, Takeo; and Fukasawa, Yu.
The application for the patent was published on October 23, 2026, under issue no. 43/2026.
Abstract: A cartridge (100) includes a photosensitive drum, a casing having first and second end portions (116, 117), and a coupling (1545) transmitting driving force to the drum. The coupling (1545) includes a first wall (1543h), a radially inner second wall (1543s), a groove portion (1543t) defined by the walls (1543h, 1543s), a recessed portion (1543u) in the second wall (1543s), and an inclined portion (1543r) adjacent the recessed portion (1543u). Part of the inclined portion (1543r) is more remote from a coupling axis than the recessed portion (1543u). One circumferential side of the recessed portion (1543u) is open, and the inclined portion (1543r) is on the other side. The inclined portion (1543r) is inclined away from the second end portion (117) away from the recessed portion (1543u). Parts of the recessed portion (1543u) and inclined portion (1543r) are inside the groove portion (1543t).
Disclaimer: Curated by HT Syndication.
