US 9,808,754 B2
Air treatment system
William T. Stoner, Jr., Ada, MI (US); Terry L. Lautzenheiser, Nunica, MI (US); Steve O. Mork, Lowell, MI (US); Sean T. Eurich, Holland, MI (US); Matthew J. Norconk, Grand Rapids, MI (US); and Gregory K. Evans, Alto, MI (US)
Assigned to Access Business Group International LLC, Ada, MI (US)
Filed by Access Business Group International LLC, Ada, MI (US)
Filed on May 5, 2015, as Appl. No. 14/704,105.
Application 14/704,105 is a continuation in part of application No. 29/482,136, filed on Feb. 14, 2014, granted, now D739512.
Application 29/482,136 is a continuation in part of application No. 29/490,049, filed on May 6, 2014, granted, now D765234.
Claims priority of provisional application 61/989,089, filed on May 6, 2014.
Prior Publication US 2015/0273381 A1, Oct. 1, 2015
This patent is subject to a terminal disclaimer.
Int. Cl. B01D 46/00 (2006.01); B01D 46/42 (2006.01)
CPC B01D 46/001 (2013.01) [B01D 46/0019 (2013.01); B01D 46/0023 (2013.01); B01D 46/0086 (2013.01); B01D 46/42 (2013.01); B01D 46/4254 (2013.01)] 31 Claims
OG exemplary drawing
 
1. An air treatment system comprising:
a flow path including an inlet, a filter housing and an outlet;
a plurality of filters arranged in said filter housing along said flow path;
a blower for moving air through said flow path and said plurality of filters; and
a self-contained electronics module including control circuitry, a user interface, and a dust sensor with a sensor duct to communicate air flow to said dust sensor, said self-contained electronics module being a complete unit capable of testing and calibration prior to installation within the air treatment system.