Detachable unit and image forming apparatus incorporating same

摘要

A detachable device, which can be included in an image forming apparatus, includes a unit drive mechanism, and a cover disposed at one end and an opposite end in the given attachment/detachment direction to cover the unit drive mechanism thereof. The cover includes a first cover and a second cover. The first cover includes at least one first inlet port to intake air from the apparatus body and guide the air to the detachable unit. The second cover includes a second inlet port to intake the air guided into the detachable unit and an air outlet port to exhaust the air introduced from the second inlet port to the apparatus body.

主权项

1. A detachable unit detachably attached to an image forming apparatus in a given attachment/detachment direction, the detachable unit comprising:
a unit body; a unit drive mechanism to serve as a heater to be cooled; and a cover disposed at one end and an opposite end of the unit body in the given attachment/detachment direction to cover the unit drive mechanism, wherein the cover includes a first cover and a second cover, wherein the first cover includes at least one first inlet port to intake air from the apparatus body and guide the air to the unit body through at least one duct that defines an airflow path between the first cover and the second cover, wherein the second cover includes
a second inlet port to intake the air guided into the unit body with a gap between the at least one duct and the second inlet port; andan air outlet port to exhaust the air introduced from the second inlet port to the apparatus body.