Device for connecting together a roller screw and roller nut...

Details Device for connecting together a roller screw and roller nut... Device for connecting together a roller screw and roller nut...

2007-08-21

2007-08-21

Ridley, Richard (Department: 3682)

Machine element or mechanism

Mechanical movements

Reciprocating or oscillating to or from alternating rotary

Reexamination Certificate

active

10700765

ABSTRACT:
A device for connecting together a vertically disposed roller screw and roller nut assembly to a stationary member and moving member includes a bearing housing attached onto a fixed end of the roller screw. The bearing house includes at least one bearing and two bearing house pivots. A first universal ring concentrically surrounds the bearing housing and includes two mating pivots mated with the two bearing house pivots and two attachment pivots mated with corresponding pivots of the stationary member. A roller nut mount rigidly attaches to the roller nut and includes two roller nut mount pivots. A second universal ring concentrically surrounds the roller nut mount. The second universal ring includes two mating pivots mated with the two roller nut mount pivots and further includes two attachment pivots mated with corresponding pivots of the moving member.

REFERENCES:
patent: 2806383 (1957-09-01), Geyer
patent: 2945691 (1960-07-01), Swift et al.
patent: 3420582 (1969-01-01), Shelley
patent: 3745840 (1973-07-01), Guralnick
patent: 4023432 (1977-05-01), Killian
patent: 4365488 (1982-12-01), Mochida et al.
patent: 5301708 (1994-04-01), Schmidt
patent: 5392662 (1995-02-01), Jadrich et al.
patent: 7082809 (2006-08-01), Balasu
patent: 2002/0069770 (2002-06-01), Faitel et al.

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