TY - GEN ID - lopez2014patent T1 - Actuator including a mechanism having variable stiffness and threshold torque A1 - López-Martínez, Javier A1 - Gimenez, Antonio A1 - Torres-Moreno, Jose Luis A1 - Sanchez, Silvia A1 - García-Vallejo, Daniel A1 - Jardon, Alberto Y1 - 2014 UR - http://invenes.oepm.es/InvenesWeb/detalle?referencia=PCT/ES2013/000123 ER -