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:
Mar. 13, 2012
Filed:
Aug. 16, 2007
Martin Laun, Mannheim, DE;
Jürgen Pfister, Speyer, DE;
Rene Lochtman, Mannheim, DE;
Günter Oetter, Frankenthal, DE;
Claus Gabriel, Griesheim, DE;
Martin Laun, Mannheim, DE;
Jürgen Pfister, Speyer, DE;
Rene Lochtman, Mannheim, DE;
Günter Oetter, Frankenthal, DE;
Claus Gabriel, Griesheim, DE;
BASF SE, Ludwigshafen, DE;
Abstract
The invention relates to a rheometer having a rotatable shaft () on which a rotor plate () is fastened, and having a measuring instrument () for measuring torques exerted on the rotor plate () by a substance () to be studied during rotation of the shaft (), a first measurement gap () for holding the substance () to be studied being formed between a first side () of the rotor plate () and a first shear face () and a second measurement gap () for holding the substance () to be studied being formed between a second side () of the rotor plate (), opposite the first side, and a second shear face (). The rheometer contains a magnet for generating a magnetic field in the first and second measurement gaps ().