BICYCLE WITH AUTOMATIC SPEED CHANGE Russian patent published in 2016 - IPC B62M9/122 B62M25/02 F16D43/284 

FIELD: transport.

SUBSTANCE: invention relates to bicycle with automatic speed change. Bicycle comprises frame with front wheel yoke, where fixed axle, through which passes control cable rear switch interacting with set of sprockets. On sleeve is installed with possibility of rotation axis of wheel, inside of which is arranged and it is rotated by spring-loaded control link, which is located between half-coupling thread and reverse half-coupling. Half-coupling threaded through balls with fork can interact with half-reverse, as well as control link can interact via reversing and threaded half-couplings with cable. Threaded half-coupling is composite and consists of threaded and toothed elements. Bicycle also includes a shell with bottom channel to feed Newtonian liquid and a group of screws. Fork comprises radial channel, and axis is made with axial channel. Bottom barrel channel, radial channel of plug and channel axis aligned with each other. Group of screws is rigidly installed on control link with possibility of periodic submersion into a cup with Newtonian liquid.

EFFECT: simplified design and possibility to replace Newtonian liquid without breaking the sleeve.

1 cl, 3 dwg