Patent ID: 7207225
Filing Date: 2007-04-24
Classification: G01L

Abstract:
1. A piping and pressure-measuring apparatus comprising: a pipe defining a first chamber, a second chamber, and a third chamber intermediate and separating the first and second chambers, with the first chamber being in communication with the third chamber, with the second chamber being in communication with the third chamber, with the first chamber being in communication with the second chamber only through the third chamber; a first connector comprising a section put in the first chamber and an opposite section for connection with a pump; a check valve installed in the first connector; a second connector comprising a first element put in the second chamber and a second element connected with the first element for connection with an inflatable object; a pressure gauge inserted into the third chamber; and a release device connected with the pressure gauge and inserted into the third chamber, with the release valve being selectively in communication outside the third chamber and the pipe.