Light scanning apparatus and image forming apparatus
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United States of America Patent
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Feb 27, 2018
Issued Date -
N/A
app pub date -
Aug 2, 2016
filing date -
Aug 19, 2015
priority date (Note) -
In Force
status (Latency Note)
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Abstract
Provided is a light scanning apparatus, including: a light source emitting a light beam; a rotary polygon mirror deflecting the light beam so as to scan a photosensitive member with the light beam; an optical member guiding the light beam; an optical box on which the light source is mounted and which contains the rotary polygon mirror and the optical member; a cover mounted on a side wall of the optical box so as to cover an opening of the optical box, and the cover having a dust-proof member which is molded on the cover and sandwiched between the cover and the side wall of the optical box; and the dust-proof member including convex portions protruded toward the optical box and configured to contact with a top of the side wall opposed to the dust-proof member, and a concave portion provided between the convex portions and separated from the top.
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