Worm gear mechanism and electric power steering apparatus equipped with the worm gear mechanism
A worm gear and steering system technology, which is applied in hoisting devices, electric steering mechanisms, portable lifting devices, etc., to achieve the effects of improving durability, improving machining accuracy, and ensuring contact area
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[0064] The best mode for implementing the present invention will be described below with reference to the accompanying drawings. Next, an example in which a worm gear mechanism is mounted on an electric power steering apparatus will be described.
[0065] First, according to Figure 1 to Figure 10 , the first embodiment of the electric power steering device and the worm gear mechanism will be described.
[0066] figure 1 It is a schematic diagram of the electric power steering system (first embodiment) of the present invention. The electric power steering device 10 is composed of a steering system 20 extending from a steering wheel 21 of a vehicle to steered wheels (front wheels) 29 of the vehicle, and an assist torque mechanism 40 for applying assist torque to the steering system 20 .
[0067] In the steering system 20, the pinion shaft (input shaft) is connected to the steering wheel 21 through the universal joints 23, 23, the rack shaft 26 is connected to the pinion sha...
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