TOOTH-WHEEL Russian patent published in 2015 - IPC F16H57/04 

FIELD: machine building.

SUBSTANCE: invention refers to machine building, namely to machine parts, and can be used in tooth gears lubricated by plastic lubricants. Gear wheel comprises body and toothed rim with teeth. On the teeth ends the lubricant holding elements are installed, they are located along the full length of their side surfaces. The lubricant holding elements have the outside profile identical to the profile of the teeth ends, cross-section of the elements through the full length has U-like shape. Middle parts of the lubricant holding elements are strengthened at the teeth ends, and two other parts creating the outside profile adjoin to the side surfaces of the teeth at right angle to their ends.

EFFECT: assurance of increased production effectiveness of the teeth design, and improved operation reliability.

2 dwg