Endless belt power transmission systems or components – Pulley with expansible rim means or pulleys with alternately...
Patent
1994-10-03
1995-08-22
Buiz, Michael Powell
Endless belt power transmission systems or components
Pulley with expansible rim means or pulleys with alternately...
474 49, F16H 5500
Patent
active
054434238
ABSTRACT:
A variable bolt pin chain belt transmission for use in a vehicle, includes a pair of variable bolt pin pulleys having a plurality of bolt pins which are lined in a plurality of circles, a chain belt engaging with both variable bolt pin pulleys. Different sized pulleys are formed by pushing and pulling the bolt pins in and out of engagement with the belt by different formed solenoids, whereby upon the selection of the gear selector, the plurality of bolt pins form different relative sized pulleys for the wheel in the forward or reverse direction at different pulley ratios.
REFERENCES:
patent: 3604282 (1971-09-01), Shambaugh et al.
patent: 4591351 (1986-05-01), Kumm
patent: 4714452 (1987-12-01), Kumm et al.
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