Patent ID: 11905159
Assignee: nan
Field: Handling (Mechanical engineering)
Classification: CPC B | IPC B

Claim 15:
16. The vapor recovery system of claim 15, further comprising
a. an upper housing cap having an ullage pressure port and being operable to secure said diaphragm assembly against said housing body to provide a fluid-tight seal, the diaphragm assembly gasket defining an upper diaphragm cavity and a lower diaphragm cavity;
b. a control valve having a pilot valve, a flow gate, a central shaft conduit, and a spring seat securing a control spring, wherein said control valve is positioned in said upper central cylindrical conduit and said control spring interfaces with said housing collar; and
c. a lower housing cap having a vapor return line and an ullage pressure port, and is operable to secure a lower housing gasket to said housing body and provide a fluid-tight seal.