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:
Apr. 18, 2006
Filed:
Mar. 31, 2004
Kajta Peter, Wetzlar, DE;
Phillip Boehmel, Dresden, DE;
Christian Knoll, Stuttgart, DE;
Dietmar Kempf, Schoenaich, DE;
Kajta Peter, Wetzlar, DE;
Phillip Boehmel, Dresden, DE;
Christian Knoll, Stuttgart, DE;
Dietmar Kempf, Schoenaich, DE;
Abstract
An operating knob () for an optical system () is disclosed. The operating knob () has a first and a second coaxially arranged rotating element (). The first and the second rotating element () have at least partly conical form. The first rotating element () has at the side directly opposing the second rotating element () a larger diameter than the second rotating element () and a step is formed at the side of the second rotating element () directly opposing the first rotating element (), wherein the step possesses a diameter which is approximately the diameter of the first rotating element.