Brother Gains a New Patent

According to VerticalNews, Brother Kogyo Kabushiki Kaisha (Brother) has been issued a new patent (number US8918019B2): Developer Cartridge Having Developing Roller.

This patent was filed on August 30, 2012 and was published on December 23, 2014.The patent’s inventors are Yasushi Okabe, Fumikazu Sato, Hideshi Nishiyama.

As the patent file stated, “The developer cartridge includes a develping roller, an input gear, a develping roller gear, a supply roller gear, a first intermediate gear, and a second intermediate gear. The input gear is inputted with a drive force from an outside. The developing roller gear rotates about a first axis to drive the developing roller by the drive force. The supply roller gear rotates about second axis parallel to the first axis to drive the supply roller by the drive force. The first intermediate gear rotates about the second axis. The first intermediate gear engages the input gear to receive the drive force therefrom. The second intermediate gear is engaged with the first intermediate gear and the developing roller gear so as to transmit the drive force from the first intermediate gear to the developing roller gear.”


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