Cameron Check Valve

check valve
A check valve, clack valve, non-return valve or one-way valve is a mechanical device, a valve, which normally allows fluid (liquid or gas) to flow through it in only one direction.
Limits the flow of gas to one direction only. Use a check valve between the bubbler and generator to prevent unwanted pressure build up in the generator, and a safety against a low level bubbler. A check valve, such as used on torches, is recommended.
A valve that closes to prevent backward flow of liquid
A mechanical device in a pipe that permits the flow of water or air in one direction only.

cameron
Cameron is a hamlet (caserio) in southern Tierra del Fuego Island, and is the head of Timaukel commune, in Magallanes Region.
Cameron International Corporation (formerly Cooper Cameron Corporation, CCC), , is a Fortune 500 company and a global provider of pressure control, processing, flow control and compression systems as well as project management and aftermarket services for the oil and gas and process industries.
The Cameron was an automobile manufactured by the Cameron Car Company of Beverly, Massachusetts from 1902 to 1921. The company made two, four, and six cylinder models.