Endless belt power transmission systems or components – Control for variable input to output speed-ratio – Including belt shiftable axially from one to another surface...
Patent
1986-07-15
1987-10-13
Novosad, Stephen J.
Endless belt power transmission systems or components
Control for variable input to output speed-ratio
Including belt shiftable axially from one to another surface...
F16H 1108
Patent
active
046996052
ABSTRACT:
In a gearshift for bicycles--of the type controlled by a driving cable and with articulated parallelogram, comprising two connecting rods which connect an upper body, pivoted to the end of the rear fork of the bicycle frame, to a lower body carrying an oscillating rocker arm guiding the transmission chain--means are provided in the form of a rod having its end linked by means of ball hinges to the lower body of the gearshift and, respectively, to a fixed point on the rear fork.
REFERENCES:
patent: 4185510 (1980-01-01), Juy
patent: 4343613 (1982-08-01), Leiter et al.
Bui Thuy M.
Campagnolo S.p.A.
Novosad Stephen J.
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