Head stack fixtures for securing head stack assemblies to spin stand testing systems, and spin stand testing systems incorporating such fixtures, are disclosed. Exemplary head stack fixtures comprise a base supporting a piezoelectric actuator. The base includes an attachment mechanism for securing the...http://www.google.de/patents/US7131346?utm_source=gb-gplus-sharePatent US7131346 - Spin stand testing system with fine positioner for head stack assembly
