Expanded – threaded – driven – headed – tool-deformed – or locked-thr – Having structure to restrict rotation of threaded – mating... – Structure is coaxial – distinct member that restricts nut piece
Patent
1995-02-13
1996-08-13
Wilson, Neill R.
Expanded, threaded, driven, headed, tool-deformed, or locked-thr
Having structure to restrict rotation of threaded, mating...
Structure is coaxial, distinct member that restricts nut piece
411244, 411932, F16B 3912, F16B 3916
Patent
active
055449913
ABSTRACT:
A two-piece locking nut which includes a first nut (22) having an internal thread and a frusto-conical surface (32) at one end of said first nut, a second nut (28) having an internal thread of opposite hand as the thread of said first nut and a frusto-conical surface (36) at an end of said second nut which is complimentary to and positioned adjacent said frusto-conical surface of said first nut to prevent relative movement therebetween, and the second axial end (38) of the first nut opposite the frusto-conical surface (32) is positioned adjacent a workpiece to prevent axial displacement thereof.
REFERENCES:
patent: 470973 (1892-03-01), Bissell
patent: 632422 (1899-09-01), McLaughlin
patent: 679618 (1901-07-01), Hanson
patent: 783572 (1905-02-01), Giggs
patent: 831009 (1906-09-01), Knopf
patent: 914053 (1909-03-01), Kenyon
patent: 995468 (1911-06-01), Kenney
patent: 1288812 (1918-12-01), Bishop
patent: 1467824 (1923-09-01), Ahlers
patent: 1473321 (1923-11-01), Rumfelt
patent: 1717789 (1929-06-01), Larrad
patent: 5253849 (1993-10-01), Kamada
Dottavio James J.
Ford Motor Company
May Roger L.
McKenzie Frank G.
Wilson Neill R.
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