Bicycle stem and fork tube assembly

Details Bicycle stem and fork tube assembly Bicycle stem and fork tube assembly

1977-03-30

1978-09-12

Kundrat, Andrew V.

Joints and connections

With adjunctive protector, broken parts retainer, repair,...

Means to lock bolt or nut when other is turned

403374, 280279, F16B 214

Patent

active

041133951

ABSTRACT:
The fork tube and wedge nut of a bicycle stem and fork tube assembly are provided with complementary, non-circular, interengaging abutment areas which substantially enhance and augment the frictional locking relationship between a conventional wedge nut and fork tube by which a stem is secured to a fork tube.

REFERENCES:
patent: 564741 (1896-07-01), Dunn
patent: 618681 (1899-01-01), Jerome
patent: 624232 (1899-05-01), Marty, Jr.
patent: 1276708 (1918-08-01), Bair
patent: 1379784 (1921-05-01), Schwartz
patent: 2280662 (1942-04-01), Pawsat
patent: 2487661 (1949-11-01), McCauley, Jr.
patent: 3787131 (1974-01-01), Reachek
patent: 3836272 (1974-09-01), Duer

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