| 摘要 |
FIELD: transport. ^ SUBSTANCE: invention may be used in trackless vehicles with engine (automobiles). Proposed transmission gear has at least one spur gear 1, 2 and at least toothed device to be engaged with said spur gear 1, 2. Spur gear 1, 2 has teeth 11 arranged along a curve. Said curve feature curvature radius increasing monotonically in angular range of said curve above 90. Spiral, particularly logarithmic spiral, is a preferable shape of said curve. ^ EFFECT: compact and simple design, smooth run. ^ 32 cl, 24 dwg |
