JP2010060726A5

JP2010060726A5 -

Info

Publication number: JP2010060726A5
Application number: JP2008225043A
Authority: JP
Filing date: 2008-09-02
Publication date: 2011-11-10
Anticipated expiration: 2028-09-02

Claims

A plurality of cartridges each having an image carrier,
A holding member for holding the plurality of cartridges in a detachable manner in each direction;
An opening and closing member that allows the holding member to be removed from the apparatus body by opening the apparatus body; and
A transfer unit detachably attached to the apparatus main body, in order to transfer the developer image formed on the image carrier, between the image carrier and the image carrier A transfer unit having a transfer member forming a nip portion;
In the image forming apparatus, the plurality of cartridges can be attached to and detached from the apparatus main body by opening the opening and closing member and moving the holding member along the one direction .
A support member that movably supports the holding member along the one direction ;
Wherein the support member, in relation to the opening and closing of the closing member, Rukoto to move between a release the restriction release position restricting position and the regulating for regulating the movement from the normal position of the device within the body of the transfer unit An image forming apparatus.

The support member is moved from the restraint release position to the regulating position, moves toward the transfer unit when the transfer unit is mounted offset from said normal position in the apparatus main body to the normal position Yo image forming apparatus according to claim 1, characterized in that it comprises a pressing pressure part for pressing.

The restriction position is a nip formation position where the image carrier forms the nip with the transfer member, and the restriction release position is a retreat position where the image carrier is retracted from the transfer member. the image forming apparatus according to claim 1 or 2, characterized.

The transfer unit is mounted at a position that is deviated from the normal position and that cannot be moved to the normal position by being pressed by the pressing portion of the support member that moves from the restriction release position to the restriction position. 4. The image forming apparatus according to claim 2, wherein a part of the transfer unit is present at a position in contact with the holding member.

5. The image forming apparatus according to claim 1, wherein each of the plurality of cartridges includes a process unit that acts on the image carrier. 6.