Image reading apparatus including an engagement section for engaging a housing and frame member

An image reading apparatus comprising:

• a platen on which an original document is mounted;
• a housing in which a read section that reads the original document mounted on the platen is provided;
• and
• at least one frame which is attached to the housing by using an engagement section and is formed around the platen,
• wherein the engagement section is configured to include a first engagement section provided on one of the housing or the frame and a second engagement section provided on the other one of the housing or the frame, and wherein the first engagement section includes
• a first inclined portion that allows engagement with the second engagement section to be performed when the frame is attached to the housing in a first direction which includes a vertically downward direction component, and
• a second inclined portion that allows the second engagement section to be disengaged from an engaged state between the first engagement section and the second engagement section when the frame is shifted with respect to the housing in a second direction intersecting with the first direction.