JAW CRUSHER Russian patent published in 2017 - IPC B02C1/02 

FIELD: mining engineering.

SUBSTANCE: jaw crusher includes housing with a chamber for passing crushed pieces of the conditioning fraction of the crusher material, a stationary jaw and a movable jaw connected to a drive with equally spaced through holes. At least one spring-loaded plate with strikers is mounted on rear side of the stationary jaw in parallel with it. The strikers pass through holes made in the stationary jaw. The Spring-loaded plate is equipped with a vibration-percussion drive. An additional chamber is installed in the housing for passing fine particles of the unconditioned fraction of crushed material passed through holes in the movable jaw.

EFFECT: crushing efficiency is increased.

1 dwg