Image formation apparatus, image formation unit, methods of assembling and disassembling image formation apparatus, and temporarily tacking member used for image formation apparatus

摘要

An image formation apparatus includes; a drum; a first housing provided around the drum; a second housing provided around the first housing; a temporarily tacking section that temporarily tacks two members selected out of three members of the drum, the first housing and the second housing; and a supporting member that fixes each position of the drum, the first housing and the second housing.