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. 23, 2006
Filed:
Sep. 23, 2002
Jürgen Hörz, Riederich, DE;
Klaus Keinrad, Köngen, DE;
Jürgen Hörz, Riederich, DE;
Klaus Keinrad, Köngen, DE;
Festo AG & Co., Esslingen, DE;
Abstract
A servicing device and more particularly an oiler or a filter device, for the preparation of a pressure medium, which comprises a capacitive sensor having at least one first electrode responsive to at least one operational parameter of the servicing device. An expendable material and more particularly a filter means or an additive for such a servicing device, which is renewable and is able to be utilized by the servicing device for the preparation of the pressure medium and bears a capacitively detectable code means, on the basis of at least one operational parameter of the servicing device is detected. Furthermore there is a capacitive sensor for such a servicing device.