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. 21, 2016
Filed:
Mar. 06, 2015
Hoerbiger Automatisierungstechnik Holding Gmbh, Altenstadt, DE;
Daniel Haller, Landsberg am Lech, DE;
Max Schrobenhauser, Peiting, DE;
Erich Rankl, Rott, DE;
Marcus Grodl, Altdorf, DE;
Hoerbiger Automatisierungstechnik Holding GmbH, Altenstadt, DE;
Abstract
The invention relates to a fluidic actuator comprising a drive element () that can be supplied with a pressure fluid and a two-stage proportional position controller () controlling the supply with pressure fluid to the drive element, said actuator comprising an electro-fluidic pilot stage () of the position controller, exactly one electromechanical transducer () and exactly one proportional valve () actuated by said transducer and having a pressure fluid inlet (), a control pressure outlet () and a discharge outlet (). A fluidic power stage () of the position controller comprises two poppet valves () having associated pressure-to-distance converters that are supplied by a common control chamber () which is connected to the control pressure outlet () of the pre-stage ().