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. 04, 2013
Filed:
Dec. 03, 2010
Gilbert Erdler, Freiburg, DE;
Joerg Franke, Freiburg, DE;
Gilbert Erdler, Freiburg, DE;
Joerg Franke, Freiburg, DE;
Micronas GmbH, Freiburg I.BR., DE;
Abstract
Acceleration and/or tilt sensor having a ferromagnetic fluid that is located in a receptacle, and the receptacle constitutes a neutral position for the fluid, and the fluid is permanently magnetized, and a magnetic field detector arrangement is located at the receptacle to detect a displacement of the fluid, wherein a portion of the fluid can be displaced relative to the receptacle from the neutral position to an operating position by an external force while maintaining a continuous surface with the portion of the fluid remaining in the neutral position, and the fluid returns to the neutral position after removal of the external force.