Clock used as an educational aid comprises a measuring strip lying uniformly in a flat manner around the clock movement and containing markings corresponding to the time on its surface and coupling elements on its two ends

摘要

Clock, especially with removable measuring strips, comprises at least one clock movement having on its display markings for the time and the large, small and second hands. At least one measuring strip (1) lies uniformly in a flat manner around the clock movement. The measuring strip contains markings (14) corresponding to the time on its surface and coupling elements on its two ends. Preferred Features: The coupling elements consist of a recess (13) and a pin (12). A flexible magnet (16) is arranged in a recess (15) on the under side of the measuring strip.