| 摘要 |
A drawing device for reproduction of cubics contains a crank cinematically connected with a crank arm, a slideway installed into a slide block, a pair of slide blocks cinematically connected between them and freely installed on the crank arm slideway, a base, on which the crank and the slide block are installed. The device is equipped with an additional guide rigidly fastened on the crank, and adjusting screws, by means of which the slideway is installed on the additional guide with possibility of adjusting the angle between them. |
