Translation-rotation converting mechanism.

摘要

A device (1) for converting a translatory movement into a rotary movement or conversely comprising a groove body (2) having a groove (3) extending along a cylindrical plane with an axis of said body and being, in a developed projection, a single, zigzag-shaped line and a translation element (4) engaging the groove (3) and being guided with respect to the groove body to said axis wherein the groove (3) is provided in an inner surface of the groove body (2), and devices such as a pump (75), a motor (92) and a childrens roundabout (54), comprising said converting device.