| 20090025471 | Air Out Flowing Controller For Cold Waters In Hydraulic Pipeline After The Water Meter - Air out flowing controller for cold waters to be installed in hydraulic pipelines, having a body, composed of two parts united, forming a structural component whose purpose is to involve the internal system and its components: The piston whose purpose is to control the air out flowing. The spring works by the pressure differential. The spring will allow the piston to flow of the air with an out flowing inferior than the water meter Q.min. | 01-29-2009 |
