US Patent 10951015 Electrical conduit system having improved sealing between joints

A joint fitting for an electrical conduit raceway may include a body including a first end and a second opposing end, at least one threaded section provided in the first end or the second end, at least one non-threaded section provided between the at least one threaded section and the corresponding first end or second end, the at least one non-threaded section defining a channel, and a sealing member positioned within the channel. Upon a radial compressive force being applied to the sealing member, at least a portion of the sealing member may protrude or extend from a terminal surface of the corresponding first end or second end.