USSR Patent # 532,546 - Kharkov

USSR Patent 532,546 - Kharkov 2nd style main image

This patent held by Kharkov Velocipyed Zavod covers their classic steel derailleur, with their signature design featuring both adjustment screws on the front knuckle - see Kharkov (2nd style) and Kharkov (3rd style). Usefully, it demonstrates that this design dates from 1975.

Browse associated derailleurs.

Kharkov derailleur (2nd style) thumbnail
Kharkov derailleur (3rd style) thumbnail