Pipe joints or couplings – With means blocking release of holding means – Thread lock
Patent
1991-02-01
1992-07-07
Nicholson, Eric K.
Pipe joints or couplings
With means blocking release of holding means
Thread lock
285 86, F16L 2108
Patent
active
051276798
ABSTRACT:
A fluit-tight connector comprising two members with respectively concave and convex co-operating mating ends and joined together by an internally threaded sleeve retaining one of the members and tightened by being screwed onto the other member by means of a bush externally coaxial with the sleeve and comprising an inner toothing co-operating with the outer periphery of the sleeve, the bush having such a length that after screwing of the sleeve and axial sliding of the bush over the sleeve it covers and engages with its inner toothing the outer periphery of one member for locking this member as well as the sleeve against rotation.
REFERENCES:
patent: 673572 (1901-05-01), Barrow
patent: 1393057 (1921-10-01), Vollmer
patent: 2499104 (1950-02-01), Lovell
patent: 2934359 (1960-04-01), Smisko et al.
patent: 3201149 (1965-08-01), Bragg
patent: 4693498 (1987-09-01), Baugh et al.
patent: 5016920 (1991-05-01), Anderson
Nicholson Eric K.
Simmons S.A.
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