DEVICE FOR JOINING SUPPORT UNITS WITH PLOUGHING UNIT Russian patent published in 1995 - IPC

FIELD: mining industry. SUBSTANCE: device for joining support units with ploughing unit has base girder, slider, stop, control hydraulic cylinder, extensible beam and rod. Slider and stop are installed for longitudinal motion along base girder and fixation in intermediate positions. Ends of control hydraulic cylinder are articulated with slider and stop. Rod is installed for turning in seam plane. Ends of rod are articulated with slider and extensible beam of support unit. Extensible beam is connected with stop by means of flexible tie-rod. Hinge joint of rod and slider is displaced along longitudinal axis of base girder relative to longitudinal axis of extensible beam. Longitudinal axis of rod is located at acute angle to longitudinal axis of extensible beam. EFFECT: higher efficiency. 7 dwg