US 12,111,606 B2
Image forming apparatus
Shiro Akama, Tokyo (JP)
Assigned to Ricoh Company, Ltd., Tokyo (JP)
Filed by Shiro Akama, Tokyo (JP)
Filed on Jan. 10, 2023, as Appl. No. 18/095,146.
Claims priority of application No. 2022-021368 (JP), filed on Feb. 15, 2022; and application No. 2022-171129 (JP), filed on Oct. 26, 2022.
Prior Publication US 2023/0259064 A1, Aug. 17, 2023
Int. Cl. G03G 21/16 (2006.01)
CPC G03G 21/1647 (2013.01) [G03G 21/1666 (2013.01)] 6 Claims
OG exemplary drawing
 
1. An image forming apparatus comprising:
a housing;
a fixed component affixed to the housing;
a writing unit attachable to and detachable from the housing;
a waste toner bottle attachable to and detachable from the housing; and
a guide to guide the writing unit when the writing unit is attached to or detached from the housing, the guide including a first guide portion inclined downward to guide the writing unit such that the writing unit moves downward in a direction in which the writing unit is detached from the housing,
wherein the writing unit includes a positioning portion that protrudes in a direction in which the writing unit is attached to the housing,
wherein the housing includes a unit positioner that engages with the positioning portion of the writing unit at a position above the guide to position the writing unit,
wherein the guide includes a second guide portion that extends from an upper end of the first guide portion toward a side of the housing in which the unit positioner is disposed;
wherein the guide includes a third guide portion to guide said waste toner bottle when said waste toner bottle is attached or detached, and
wherein said waste toner bottle is attachable or detachable in a direction orthogonal to the direction in which the writing unit is attached to or detached from the housing.