GEAR WHEEL Russian patent published in 2016 - IPC F16H55/12 

FIELD: machine building.

SUBSTANCE: invention relates to machine building, particularly to machine parts, and can be used in tooth gears. Gear wheel includes body with hub (1) made in form of a pair of disks (2) and (3) fixed on hub ends and ends of toothed rim. Rim is made in form of separate teeth (4) that are not connected to each other. Teeth are truncated in bases (5) with preservation of working areas (6) of its side surfaces. Between bases of teeth and axis of wheel, coaxially to it, with clearance relative to bases equal to value of axial clearance of wheel, there is ring (7) with width equal to width of teeth. Ring is fixed by its ends between inner ends of discs. Between bases of teeth and ring there are inserts, having in plan view dimensions equal to size of projection of bases on ring, and covering gaps between bases of teeth and ring throughout projection.

EFFECT: higher operating characteristics.

1 cl, 3 dwg