The travel element is a worm. In purchase to merge the wheel/worm into a worm gear, it need to be ensured that the heart length is equivalent and the transmission ratio is equivalent. Heart distances are obtainable from stock in little methods amongst 17mm and 80mm. Each center length has multiple gear ratios. Ep worm gears are suited for the production of worm drives with a shaft angle of 90°. Utilizing a worm travel, really massive reduction ratios (up to 100:1) can be reached.

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