| 摘要 |
A rubber band driving device for two-propeller model plane, mainly comprising a power rubber band 1, a wooden skeletal bar 2, a rubber band winder 3, a rubber band locator 4, a power distributor 5, transmission bars 6, support bars 7, a left propeller gear box 8, a right propeller gear box 9, propeller blades 10 and 20, a propeller space locator 30, and a propelling direction adjuster 40, wherein the power rubber band 1 is connected to the rubber band winder 3 and the power distributor 5, and the power stored in the power rubber band 1 is transmitted, through the distributor 5 and the transmission bars 6, to the left and right propeller gear boxes 8 and 9, to set in motion their blades 10 and 20. The driving device disclosed in the present invention is reasonable in structure, stable in work, easy to maintain and repair, and is suitable for various kinds of two-propeller emulation model planes.
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