Patent ID: 7195659
Filing Date: 2007-03-27
Classification: B01D,F16K

Abstract:
1. A filter cleaning system for use with a filter having a front and a back, the front defining an open plenum, the filter cleaning system comprising: (a) a fluid manifold; (b) a valve arranged in fluid communication with the fluid manifold; (c) a nozzle configured to receive a primary fluid jet from the fluid manifold by operation of the valve, the nozzle including a diffuser that separates the primary fluid jet into multiple jets; (d) a blowpipe that provides fluid communication between the nozzle and the valve, the blowpipe being configured to position the nozzle adjacent to the front of the filter and to position the valve adjacent to the back of the filter; (e) wherein a fluid flow pathway is provided through the valve, the blowpipe, and the nozzle.