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:
Aug. 30, 2005
Filed:
May. 19, 2004
Rainer Weisbrodt, Ilvesheim, DE;
Rainer Weisbrodt, Ilvesheim, DE;
Prominent Dosiertechnik GmbH, , DE;
Abstract
The present invention concerns a sensor diaphragm comprising a plurality of diaphragm layers which are arranged in sandwich-like mutually superposed relationship and which include a conveyor or separating diaphragm (), a first electrically conductive diaphragm layer () arranged therebeneath, an electrically insulating diaphragm layer () arranged therebeneath and a second electrically conductive diaphragm layer () arranged therebeneath, wherein the first and second conductive diaphragm layers () are separated from each other and electrically insulated by the electrically insulating diaphragm layer () and the second electrically conductive diaphragm layer () has portions () which engage through openings () in the electrically insulating diaphragm layer () and through openings () in the first electrically conductive diaphragm layer () and the electrically insulating diaphragm layer () has portions () which engage through the openings () in the first conductive diaphragm layer.