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. 01, 2009
Filed:
Jan. 16, 2007
Gerhard Kranz, Wetzlar, DE;
Oliver Zielberg, Wetzlar, DE;
Robert Denk, Braunfels, DE;
Ulrich Lies, Wetzlar, DE;
Gerhard Kranz, Wetzlar, DE;
Oliver Zielberg, Wetzlar, DE;
Robert Denk, Braunfels, DE;
Ulrich Lies, Wetzlar, DE;
Leica Camera AG, Solms, DE;
Abstract
An interchangeable lens () with a locking device (') for system cameras is described, wherein an orientation marking () for mounting the locking device (′) on the camera is provided at the end of the lens housing () facing the camera, and the contact surface () of the locking device (′) has a latching depression () at a distance from the orientation marking () counter to the direction () of rotation of the locking operation and the contact surface () contains at least two, preferably six, surface areas () which are situated next to one another in an isolated fashion at a distance from the latching depression () counter to the direction () of rotation within an angle segment of from 100° to 160°, preferably 110° to 150°, and can be detected individually by optical means.