McGlew and Tuttle
Printer with cartridge type wheel
 A printer having a mechanism for easy loading of a type wheel rotatably supported by a type wheel cartridge. The type wheel cartridge can be inserted into or withdrawn from a cartridge holder by moving the type wheel cartridge in a direction perpendicular to the axis of the type wheel supported by the type wheel cartridge. Coupling of a shaft of a type selection motor to the type wheel within the type wheel cartridge can be effected by relatively moving the cartridge holder and the type selection motor axially of the type wheel. 
Nihon Tsushin Gijyutsu Kabushiki Kaisha Ricoh Co., Ltd.
B
B41J
inventional
Tetsuo Kiyomitsu
Watanabe Asano