Metal working – Means to assemble or disassemble – Puller or pusher means – contained force multiplying operator
Patent
1981-02-25
1983-03-08
Husar, Francis S.
Metal working
Means to assemble or disassemble
Puller or pusher means, contained force multiplying operator
285281, 285286, 285DIG17, B21K 104, F16L 2700
Patent
active
043757154
ABSTRACT:
The present invention relates to swivel fluid fittings and swivel hose ends. In prior art designs, it has been a problem to provide simple, compact, and economical swivel fluid fittings in which the ball thrust bearings are both lubricated and protected from the environment by being located on the fluid side of the rotary seal. The present invention solves the problem by partially assembling the swivel fluid fitting prior to projection welding of the two-piece outer member and by magnetically retaining the steel balls during assembly. Principal uses for the invention include providing swiveling joints in either rigid or flexible conduits for conducting of air, gasses, and liquids.
REFERENCES:
patent: 3103059 (1963-09-01), Rozentals
patent: 3578361 (1971-05-01), Corrigan
patent: 3842472 (1974-10-01), Rottacker et al.
patent: 4299415 (1981-11-01), Dorman
Husar Francis S.
Miller Wendell E.
PATCO
Rising V. K.
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