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:
Jul. 23, 2013
Filed:
Apr. 01, 2010
Ronald Hafner, Leibertingen, DE;
Ernst Moosmann, Leibertingen-Altheim, DE;
Juergen Schneider, Tuttlingen, DE;
Harald Konrath, Rottenburg a.N., DE;
Ronald Hafner, Leibertingen, DE;
Ernst Moosmann, Leibertingen-Altheim, DE;
Juergen Schneider, Tuttlingen, DE;
Harald Konrath, Rottenburg a.N., DE;
Aesculap AG, Tuttlingen, DE;
Abstract
A surgical motor control device for controlling a surgical drive unit comprises a sensorless electric motor with M motor windings. The motor control device is configured to perform a method for controlling the drive unit. The motor control device be configured to control the drive unit using a multiphase PWM method. An improved method for controlling a surgical drive unit and an improved surgical drive system are also proposed.