AUTOMOTIVE BRAKE REGULATOR Russian patent published in 2013 - IPC F16D65/46 

FIELD: transport.

SUBSTANCE: brake regulator comprises case that doubles as braking lever. Worm gearing composed of worm-wheel and screw are arranged in appropriate cavities of said case to thrust against the bush by one of screw pins. Plug is arranged in said case aligned with said screw to lock said screw with bush and shaft against axial displacement. Aforesaid shaft can displace axially and is spring loaded on screw side. One end of said shaft represents a shape shank while opposite end features shaped surface. Shaped surfaces are made opposed end faces of screw and plug to interact with the shaft shaped surface.

EFFECT: simplified design, high reliability.

3 dwg