US 7,416,181 B2 · Image forming apparatus

Abstract

The present invention provides an image forming apparatus in which an automatic double-side unit 81 is provided free to open and close on the side of an apparatus body 1a, and a manual paper feeding device 61 is provide adjacent to the automatic double-side unit. And, there are provided manual moving mechanisms 75, 86, 86a for moving the manual paper feeding device in a direction away from the side of the apparatus body in association with opening operation of the automatic double-side unit. Further, there is provided a pressure contact release mechanism 90 for releasing pressure contact between a paper feeding roller 67 and a separation roller 66 of the manual paper feeding device in association with opening operation of the automatic double-side unit, whereby when the automatic double-side unit is operated to be opened, an open portion is formed between the manual paper feeding device and the apparatus body in association therewith so as to release restriction of paper sandwiched between the paper feeding roller and the separation roller of the manual paper feeding device.

Claims16

Dependent claims

An image forming apparatus, comprising:

an apparatus body encasing an image forming section;
a member having a feeding portion provided free to open and close on the side of said apparatus body to reverse paper and feed it to said image forming section;
a manual paper feeding device provided on the side of said apparatus body adjacent to said member having a feeding portion, and having a delivery portion for delivering paper to said image forming section and a separation portion in pressure contact with said delivery portion and in which where a plurality of paper are delivered by said delivery portion, sheets after the second sheet are separated;
a moving mechanism configured to move said manual paper feeding device in a direction away from the side of said apparatus body in association with opening operation of said member having a feeding portion;
and
a pressure contact release mechanism configured to release pressure contact between said delivery portion and said separation portion in association with opening operation of said member having a feeding portion,
wherein said moving mechanism is constituted by a mechanism for displacing said manual paper feeding device so as to be moved away in a horizontal direction from said apparatus body.

4 more elements

Dependencies are inferred from the claim text.

Image forming apparatus

Life of this patent

Image forming apparatus

Life of this patent

Abstract

Claims16