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:
May. 06, 2025
Filed:
Jun. 21, 2022
Festo SE & Co. KG, Esslingen, DE;
Holger Steltner, Esslingen, DE;
Matthias Joachimsthaler, Karlsruhe, DE;
Jürgen Ruoff, Stuttgart, DE;
Festo SE & Co. KG, Esslingen, DE;
Abstract
A process valve apparatus includes a process fitting, a pneumatic valve drive and a control device with a control unit. The control device is configured to carry out a partial stroke test. The control unit is configured to control a valve device of the control device with an electrical control signal in order to effect a pneumatic actuation of the valve drive. The control device is configured to perform a plurality of partial stroke tests and the control unit is configured to provide the electrical control signal with the same control signal values for each partial stroke test.