Pipe joints or couplings – Ball and socket – Oscillative
Patent
1975-01-20
1976-08-31
Shedd, Wayne L.
Pipe joints or couplings
Ball and socket
Oscillative
F16L 2704
Patent
active
039777073
ABSTRACT:
A ball joint having tubular end members connected by a gimbal ring for pivoting without relative axial rotation, and pressure balanced sleeves extending between the end members within the gimbal ring to provide a fluid-tight flowway through the joint.
REFERENCES:
patent: 1220270 (1917-03-01), Phillips
patent: 1222682 (1917-04-01), Schreiber
Cameron Iron Works, Inc.
Eickenroht Marvin B.
Hyer W. F.
Shedd Wayne L.
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