Patent ID: 8670235

Claim:
A printing apparatus comprising: a media supply; a paper path adjacent said media supply, said paper path moving printing media from said media supply through said printing apparatus; a marking engine adjacent said paper path, said paper path supplying said printing media to said marking engine, said marking engine printing marking material on said printing media in a printing process, said printing process generating vapors and ultrafine particles; ducting adjacent said paper path and said marking engine; a fan within said ducting, said fan moving said vapors and ultrafine particles from around said paper path and said marking engine into said ducting; and at least one condensation unit within said ducting, said condensation unit being maintained at a temperature sufficient to condense and collect said vapors and ultrafine particles, said condensation unit comprising a base and poles extending from said base, said poles being sized to maximize condensation and collection of said vapors and ultrafine particles.