Patent ID: 9254975
Filing Date: 2016-02-09
CPC Classification: B41J,B65H

Claim Text:
1. A recording apparatus comprising: a recording unit that performs recording on a medium; a lower medium accommodation unit; an upper medium accommodation unit positioned above the lower medium accommodation unit, the upper medium accommodation unit being slidingly operable with respect to the lower medium accommodation unit; a feeding member that is swingable and feeds the medium from the lower and upper medium accommodation units, the feeding member including a swing pivot point disposed on a first end and a feed roller disposed on an opposite end from the swing pivot point; and a medium detection unit that detects the presence or absence of the medium inside the upper and lower medium accommodation units, wherein the medium detection unit is configured to have an optical sensor that includes a light emitting unit and a light receiving unit which oppose the medium accommodated in the upper and lower medium accommodation units, and wherein the light receiving unit is disposed in the feeding member, wherein a straight line is formed between the feed roller and the swing pivot point and an optical axis is formed between the light emitted by the light emitting unit and the medium in the upper and lower medium accommodation units, wherein a constant attachment angle of the optical sensor is set in relation to the straight line and to the optical axis such that an angle α