Preloaded ball nut and screw assembly and method of manufacture

Details Preloaded ball nut and screw assembly and method of manufacture Preloaded ball nut and screw assembly and method of manufacture

1985-12-20

1987-02-17

Herrmann, Allan D.

Machine element or mechanism

Gearing

Rotary bodies

29434, 29446, 744248R, 74459, 264263, 264268, F16H 2522, F16H 5518

Patent

active

046430415

ABSTRACT:
A ball nut and screw assembly preadjusted and preloaded by injecting a liquefied pressurized thermoset resin through a mold and into the area between adjacent ball nuts and allowing the thermoset resin to cure and harden while pressurized. After hardening, the mold is removed and the external preload supplied to the resin is maintained by a hardened preload ring formed by the epoxy ring.

REFERENCES:
patent: 2919596 (1960-01-01), Kuehl
patent: 2982145 (1961-05-01), Orner
patent: 3124969 (1964-03-01), Grabowski et al.
patent: 3125773 (1964-03-01), Zajac
patent: 3141349 (1964-07-01), McDonald
patent: 3234810 (1966-02-01), Orner
patent: 3372605 (1968-03-01), Orner
patent: 4004392 (1977-01-01), Shepard et al.
Product Engineering, "Eliminating Backlash", Jul.-1939.

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