The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 24, 2025
Filed:
Dec. 05, 2022
The Swatch Group Research and Development Ltd, Marin, CH;
Jean-Jacques Born, Morges, CH;
Yvan Ferri, Lausanne, CH;
Alexandre Didier, Erlach, CH;
Lionel Paratte, Marin-Epagnier, CH;
Léonard Testori, Bienne, CH;
The Swatch Group Research and Development Ltd, Marin, CH;
Abstract
A rotary piezoelectric motor (), in particular for a timepiece, including a rotor () configured to rotate and actuate a mechanical device, and a stator () configured to rotate the rotor (), the stator () including a piezoelectric actuator provided with a resonator () arranged to perform an oscillatory motion, and a fixed element (). The resonator in a movable element () arranged at a distance from the fixed element () and connected to the fixed element (), the piezoelectric actuator being configured to move the movable element () against the rotor () to make it rotate, the movement of the movable element () making the rotor () rotate in a first direction.