FIELD: machine building.
SUBSTANCE: invention relates to machine building, particularly, to machine parts, and can be used in tooth gears operated with lubrication. Gear wheel comprises hub 1 with fitment hole 2, gear rim 3 and 4 body in form of a disc, in which between hub and rim are ordered cylindrical holes 5, located along circle aligned with wheel axis. Each hole on both ends of body is covered by a pair of blocks 6 of U-section in radial plane of gear wheel.
EFFECT: reduced sputtering of lubricant.
1 cl, 3 dwg
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