Patent ID: 9298003
Filing Date: 2016-03-29
CPC Classification: B41J,G02B

Claim Text:
1. An optical scanner, comprising: a housing configured to accommodate optical scanning parts; a lid member configured to cover the housing; and a light source body configured to irradiate a plurality of light beams toward the optical scanning parts, wherein the light source body includes a cylindrical columnar main frame configured to irradiate the light beams from a front end thereof and a disc portion protruding radially outward from an outer circumferential surface of the main frame at a rear end side of the main frame opposite to the front end thereof, the housing includes a side plate having a through-hole and an outer surface, the side plate including a support member installed on the outer surface, the support member having an arc surface formed to extend along a peripheral edge portion of the through-hole, the optical scanner further comprises a pressing member configured to press the disc portion of the light source body against the arc surface of the support member in such a state that the front end of the main frame is inserted into the through-hole and that an end surface of the disc portion makes contact with the side plate of the housing, and the pressing member is an elastic piece fixed to the housing or the lid member at one end and remaining free at another end, the pressing member configured to make contact with an outer circumferential surface of the disc portion and to press the disc portion by an elastic force.