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A check valve, non-return valve, reflux valve, retention valve, foot valve, or one-way valve is a valve that normally allows fluid (liquid or gas) to flow through it in only one direction. [1] Check valves are two-port valves, meaning they have two openings in the body, one for fluid to enter and the other for fluid to leave. There are various ...
Crane Plumbing Corporation was a Canadian manufacturer of plumbing fixtures, established in Winnipeg, Manitoba, in 1906, as a subsidiary of the U.S. firm Crane Company (founded 1855 in Chicago by Richard T. Crane). Crane Company merged in February 2008 with American Standard Americas and Eljer to create American Standard Brands.
During the 1920s, when Crane expanded overseas, the company was the world's leading manufacturer of valves and fittings. Company sales rose to over US$300 million per annum by the mid-1950s. In 1959, the Crane family sold their control of the company, and the new owners began to turn Crane into a global conglomerate that made aerospace ...
Crane Packing introduced its “CHEMLON” line of Teflon-based packing material for use on pumps, valves, hydraulic fittings and cylinders, coaxial cables, and gaskets in 1948. [10] Old John Crane Advertisement. In 1950, Crane Packing purchased 26 acres (110,000 m 2) of land in Morton Grove, Illinois, a suburb of Chicago. Construction began on ...
A double check valve or double check assembly (DCA) is a backflow prevention device designed to protect water supplies from contamination. [1] It is different from the two-way check valves (sometimes erroneously referred to as double check valves) used in air brake systems on heavy trucks which select from the highest pressure source.
A Safe Load Indicator (SLI) or an Automatic Safe Load Indicator (ASLI) is a device which is installed on mobile or portal cranes to alert the operator if the lift is exceeding the safe operating range of the machinery. [1]
Crane Carrier Company (CCC) is a manufacturer that specializes in construction truck and garbage truck chassis. Located in New Philadelphia, Ohio , it was established by Robert Zeligson in 1946, along with the affiliated Zeligson Trucks.