ROLLER-TEETH GEARING Russian patent published in 2013 - IPC F16H7/06 F16H49/00 

FIELD: machine building.

SUBSTANCE: gearing case 1 has closed curvilinear channel 8 including chambers to accommodate two-rim drive and driven sprockets 2 and 3, respectively. Said sprockets 2, 3 are fitted on axles 4, 5. Closed curvilinear channel 8 and said chambers are filled with working rollers 9 that make closed push member. Said rollers 9 have end spherical surfaces with radius exceeding that of working roller. Mating cylindrical and spherical sections of working roller 9 are rounded to radius smaller than that of working roller. Originated gaps are compensated by appropriate device 10. To level the motion of working rollers 9 relative to lengthwise axis of curvilinear channel 8 balls are fitted to activate working rollers.

EFFECT: longer life of components in drives operated at loads, better reparability and safety.

4 dwg