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:
Oct. 19, 2010
Filed:
Feb. 05, 2008
Applicants:
Karsten Hoffmann, Kasseedorf/Griebel, DE;
Ralf Lorenzen, Lübeck, DE;
Inventors:
Karsten Hoffmann, Kasseedorf/Griebel, DE;
Ralf Lorenzen, Lübeck, DE;
Assignee:
Dräger Medical AG & Co. KG, Lübeck, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16K 31/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
An electrodynamic drive of a compact design is provided, particularly for a respiration system dispensing valve. The electrodynamic drive has a velocity measuring system that is uncoupled from the electrodynamic drive. The velocity measuring system is provided directly above a moving coil system, wherein the velocity measuring system has a short-circuit sleeve () for forming a separate magnetic circuit ().