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:
Dec. 14, 2010
Filed:
Mar. 03, 2005
Uta Andrä, Lichtenwald, DE;
Siegfried Roth, Gerlingen, DE;
Albrecht Waldenburg, Stuttgart, DE;
Jean-jacques Robin, Berglen, DE;
Ralf Winterstein, Dettingen/Erms, DE;
Klaus Kummerow, Fellbach, DE;
Uta Andrä, Lichtenwald, DE;
Siegfried Roth, Gerlingen, DE;
Albrecht Waldenburg, Stuttgart, DE;
Jean-Jacques Robin, Berglen, DE;
Ralf Winterstein, Dettingen/Erms, DE;
Klaus Kummerow, Fellbach, DE;
Otto Egelhof GmbH & Co. KG, Regelungstechnik, Fellbach, DE;
Abstract
The invention relates to a method of producing a valve arrangement and to a valve arrangement for an expansion valve, which is provided in a vehicle air conditioning system operated with refrigerant and has a basic opening in the valve seat, the cross section of this basic opening being produced for a predetermined mass flow by material removal.