Patent ID: 8746684

Claim:
An image forming apparatus, comprising: an image forming apparatus body; a sheet feed cassette to hold a stack of recording media; a cover detachably attachable to the sheet feed cassette to cover an opening of the sheet feed cassette through which the recording media are supplied, the cover being detached from and reattached to the sheet feed cassette upon supply of the recording media to the sheet feed cassette; an image forming part to form images on the recording media; and a discharge tray attached to a front portion of the image forming apparatus body, wherein a top surface of the discharge tray receives and stacks the recording media discharged from the image forming apparatus body after image formation, wherein the sheet feed cassette is disposed below the discharge tray to protrude outwardly from the image forming apparatus body, and wherein a front end of the sheet feed cassette extends in a frontward direction beyond a front end of the discharge tray and is configured to be extendable, in the frontward direction that is opposite to a backward direction from the front portion of the image forming apparatus body towards a back portion of the image forming apparatus body, from a contracted state to an extended state to accommodate, in the extended state of the sheet feed cassette, large-sized recording media, and in the extended state of the sheet feed cassette, an extent from a front end of the sheet feed cassette to a back end of the sheet feed cassette is greater than an extent from the front end of the sheet feed cassette to the back end of the sheet feed cassette in the contracted state, and wherein the cover comprises a displaceable discharge auxiliary member disposed on the cover and slidable against the cover to position the discharge auxiliary member to be flush with the top surface of the discharge tray and detachably attachable to the sheet feed cassette together with the cover.