... the Elliptec-motor is one of the cheapest PZT motors, but like other 'one-finger'-types has't much torque.
Here the
'piezolegs' with their '4 fingers' per drive, where every time at least two of the tips are in firm contact with the moved part, are much more reliable ...
Viktor
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Aufruf zum Projekt "Müll-freie Meere" - [
reprap.org] -- Deutsche Facebook-Gruppe - [
www.facebook.com]
Call for the project "garbage-free seas" - [
reprap.org]