US Patent 11099097 Apparatus for hydrostatic testing

An apparatus for hydrostatic testing of items containing flanged openings and which items require periodic pressure testing, such as flanged pipe sections, flanged pipelines, flanged hose assemblies, as well as other flanged equipment requiring periodic pressure testing. The apparatus is clamp-like and is comprised of multiple circular plates that are designed and arranged to hold a blind flange against the flange of the item to be tested. One of the circular plates contains a circular cavity into which the blind flange can be stored when the apparatus is not in use.