Patent ID: 9658625
Date: 2017-05-23
CPC Classifications: G05D

Claim:
1. A gas pressure regulator for regulating a pressure of a gas system, the gas pressure regulator comprising: a first chamber; a first diaphragm separating the first chamber into a first compartment and a second compartment; a second chamber; a second diaphragm separating the second chamber into a third compartment and a fourth compartment, the fourth compartment being connected to, and in communication with, the first compartment of the first chamber; a movement of the first diaphragm causes a corresponding movement of the second diaphragm that changes a first volume of the fourth compartment and a second volume of the third compartment; and a vertically extending adapter connecting the first compartment of the first chamber to the fourth compartment of the second chamber, the adapter including lower and upper threaded vertical portions, at least one opening in the upper threaded vertical portion through which the first compartment and the fourth compartment communicate, and a lip extending in a horizontal direction, wherein an outer diameter of the lower threaded vertical portion matches an inner diameter of a vertically extending portion of the first compartment, an outer diameter of the upper threaded vertical portion matches an inner diameter of the second chamber, and an opening area of the at least one opening is greater than an opening area of a smallest opening between the first compartment and the fourth compartment.