SLIDE VALVE FOR STEERING WITH HYDRAULIC BOOSTER Russian patent published in 2012 - IPC B62D5/83 

FIELD: transport.

SUBSTANCE: invention relates to machine building. Proposed slide valve comprises tubular adjustment bush connected with output shaft and first control grooves made on its inner surface.Valve comprises also tubular moving bush arranged partially inside said adjustment bush and has second control grooves to be aligned with said first control grooves. First control grooves are arranged around tubular adjustment bush. Second control grooves are arranged around tubular adjustment bush. Relative position of adjustment bush and moving bush varies axially along lengthwise axis. Moving bush comprises inclined groove whereto extends pressure pin-shaped element fixed to input shaft. Moving bush comprises lengthwise groove whereto extends guide element attached to adjustment bush.

EFFECT: expanded operating performances.

5 cl, 4 dwg