在15世纪早期，人们发明了螺旋弹簧或均力圆锥轮，尽管它的主弹簧的张力不断变化，但仍能对计时装置的齿轮保持恒定的力。
In the early 1400s came the invention of the coiled spring or fusee which maintained constant force to the gear wheels of the timekeeper despite the changing tension of its mainspring.
本文介绍齿轮螺旋线标准装置的测量原理、结构及结果。
This paper describes the measuring principle, construction and results of the helix standard system for testing gears.
提出一种用螺旋角仿形加工装置在工具磨床上刃磨齿轮滚刀前刀面的方法。
By using the profile modeling machining equipment of helix Angle, a new method about grinding rake face of gear cutter hob on tool grinder is presented.
工业用密封式圆柱形，螺旋纹与锥形齿轮传动装置，特别是在采矿、化学加工，冶金和造纸业等方面的重负荷应用。
Industrial sealed with conical cylindrical, swirl, especially in gear transmission device, chemical processing, metallurgy, mining industry and heavy load, etc.
驱动装置采用高效率、大扭矩、小体积d C无刷马达，齿轮箱采用螺旋齿轮运转模式，动作宁静、平稳、耐用、不易磨损；不惧高低温气候影响。
The driving device adopts high efficiency, large torque, small volume DC brushless motor, the gear box adopts spiral gear running mode, the action is quiet, stable, durable, not easy to wear and tear.
工业齿轮油广泛用于各种圆柱齿轮、斜齿轮、正齿轮及直、斜、螺旋伞齿轮等齿轮传动装置。
Industrial gear oils are extensively used for various gear transmission devices, such as column, bevel, spur gears and etc.
本发明是一种结构简单、刚性高、修整精度更加稳定、修整效率高的螺旋锥齿轮磨齿机用砂轮修整装置。
The grinding wheel finishing device for the helical bevel gear grinding machine has simple structure, high rigidity, more stable finishing precision and high finishing efficiency.
该齿轮系（10）还包括配置成对多个螺旋小齿轮（14）中的至少一个提供轴向力的吸收装置（16）。
The gear train (10) may further include an absorber (16) configured to provide an axial force on at least one of the plurality of helical pinions (14).
该齿轮系（10）还包括配置成对多个螺旋小齿轮（14）中的至少一个提供轴向力的吸收装置（16）。
The gear train (10) may further include an absorber (16) configured to provide an axial force on at least one of the plurality of helical pinions (14).
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