Blind fastener with torque lock

Details Blind fastener with torque lock Blind fastener with torque lock

1986-07-08

1987-04-21

Smith, Gary L.

Expanded, threaded, driven, headed, tool-deformed, or locked-thr

Having separate expander means

Frangible member

411 54, 411303, 411947, F16B 1304

Patent

active

046592725

ABSTRACT:
A blind fastener for installation in aircrafts or the like and method for forming same comprised of a threaded nut threaded on a threaded screw or stem member having a stem head with a deformable sleeve mounted on the stem member between the stem head and the threaded nut. A torque lock is created between the threaded nut and the stem member to provide torque of the nut against the threads of the stem member without damaging the threads of the nut and the stem member.

REFERENCES:
patent: 2765699 (1956-10-01), La Torre
patent: 3129630 (1964-04-01), Wing et al.
patent: 3289724 (1966-12-01), Ernest
patent: 3643544 (1972-02-01), Massa
patent: 4004626 (1977-01-01), Biblin et al.

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