Patent ID: 9417636
Filing Date: 2016-08-16
CPC Classification: G05D,Y10T

Claim Text:
1. A fluid regulator, comprising: a regulator body; a control element configured to control a fluid flow through the regulator body; an actuator operatively coupled to the control element and configured to control a position of the control element, the actuator comprising: an exhaust vent formed in the actuator housing to fluidly couple the second chamber to the atmosphere; and a pressure control assembly operably coupled to the exhaust vent, the pressure control assembly comprising a spacer arranged within an orifice of the exhaust vent and a flexible element position within the orifice and having an edge secured to a surface of the spacer, the flexible element movable, relative to the spacer, in response to changes in pressure within the second chamber, wherein in response to movement of the diaphragm in a first direction, the flexible element moves in a second direction different from the first direction to increase or decrease a volume of the second chamber.