ACTIVE BUMPING POST Russian patent published in 2011 - IPC B66C7/16 

FIELD: transport.

SUBSTANCE: invention relates to active bumping posts used to ensure safety of lifting-and-conveying machines running on rails. Proposed active bumping post comprises support block made up of wedge element with its surfaces in contact with rail and wheel and both sides flanged. Said flanges enter grooves of slides embraced by guides secured on rail web. On moving in braking direction, the slide enters the fixed casing to thrust upon spring arranged therein by its front surface. Slide stroke is smaller than maximum working deformation of said spring.

EFFECT: killing residual speed of lifting-and-conveying machines to prevent their derailing.

3 dwg