KYMOGRAPH
This is an electrically driven recording drum or kymograph suitable for use by students for lab.Experiments. These Kymographs are also used to measure atmospheric pressure, tuning fork vibrations and functioning of steam engines.
Its drive mechanism consists of constant speed heavy duty electric motor and an accurate gear box contained in the base together with robust plate clutch. Engagement of various gear ratios are affected by sliding the lever into the slot marked with surface speed or by a knob.