Adjustable bicycle handlebar stem

Details Adjustable bicycle handlebar stem Adjustable bicycle handlebar stem

1980-08-21

1983-06-28

Kundrat, Andrew V.

Joints and connections

Structurally installed in diverse art device

403108, 280279, B62K 2122

Patent

active

043903002

ABSTRACT:
A system for vertically adjusting bicycle handlebars comprising a handlebar-carrying, tubular stem slidably receivable within the front fork tube of a bicycle which latter internally is provided with a stationary tube for disposition between the stem and the front fork tube. There is a vertically presented lever within the stem and adapted for swingable movement intermediate its length by means of a transverse pivot pin; there being a latching pin at the lower end of said lever for selected locking reception within openings formed in stationary tube. A pull link having a control knob externally of the stem is secured to the upper end of the lever to control the movement of the latter.

REFERENCES:
patent: 612989 (1898-10-01), Hunter et al.
patent: 2987936 (1961-06-01), Selle et al.
patent: 3306127 (1967-02-01), Rieger
patent: 3491663 (1970-01-01), Morgan
patent: 4167352 (1979-09-01), Pletscher
patent: 4260171 (1981-04-01), Foster

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