Nut and device for tightening provided with the same

Details Nut and device for tightening provided with the same Nut and device for tightening provided with the same

1997-10-24

1999-08-10

Wilson, Neill R.

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

Internally threaded fastener element, e.g., nut, etc.

Multipart

411402, 411917, 81 5722, F16B 2300, F16B 3708

Patent

active

059348534

ABSTRACT:
A nut has a nut member having a thread for engaging a bolt, a stud and the like and a plurality of screw members extending through the nut member and provided at its one ends with gears to be simultaneously engaged by an additional member and simultaneously turned, so as to simultaneously turn the screw members adapted to abut against an object, and to tighten or to loosen the nut. A tightening device includes the inventive nut and an element which simultaneously engages the gears of the screw members and turns them to tighten the nut.

REFERENCES:
patent: 4622730 (1986-11-01), Steinbock
patent: 4660687 (1987-04-01), Williams et al.
patent: 4685848 (1987-08-01), Langer
patent: 4810919 (1989-03-01), Ponce et al.
patent: 5069587 (1991-12-01), Levenstein

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