Joints and connections – Articulated members – Including static joint
Patent
1995-12-08
1998-06-30
Dorner, Kenneth J.
Joints and connections
Articulated members
Including static joint
403 60, 403164, 403165, 277 29, F16D 112
Patent
active
057723508
ABSTRACT:
A protected swivel has first and second members connected in swiveling engagement and a sleeve overlaying and enclosing at least a portion of each of the first and second members. The sleeve is coupled in sealing engagement with the first member to swivel with the first member. A first seal is interposed between the sleeve and the second member for sealing engagement of the sleeve with the first member. A second seal extends between the first member and the second member. The second seal may include a barrier layer of a viscous material. A swivel bearing is interposed between the first and second swivel members, with the second seal extending between the bearing and the second swivel member.
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Ferguson Robert C.
Sutton Todd
Dorner Kenneth J.
Lev Bruce A.
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