Patent ID: 7584765

Claim:
A meter bar comprising: an elongated cast metal structure including a generally central bar section, an outlet conduit section integral with said central section at one end thereof and including an integral outlet conduit terminating at its ends in two spaced ports, one of said ports including a tailpiece for connection to the outlet side of a fluid meter, an inlet conduit section integral with said central section at another end thereof opposite said central section one end and including an integral inlet conduit terminating at its ends in two spaced ports, one of said inlet conduit ports being parallel to said one outlet ports and spaced therefrom and including a tailpiece for connection to the inlet side of a fluid meter and the other of said inlet ports being located at an end of an elongated curved section of said inlet conduit to open in the same direction as said one inlet port; the meter bar further including a swivel adaptor on the other inlet port, said other inlet port including two axially spaced peripheral, radially outwardly opening grooves, a first of said grooves including an O-ring seal, said swivel adaptor having a threaded end and an opposite retaining end, received on said inlet port and an internal radially opening groove, and an expandable retaining ring received in both said internal groove and the second of said inlet port grooves.