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:
Sep. 22, 2009
Filed:
Mar. 08, 2005
Ernst Keller, Richterswill, CH;
Ernst Keller, Richterswill, CH;
Keso AG, Richterswil, CH;
Abstract
The invention relates to an electromechanical lock cylinder, comprising a first cylinder half (), arranged on the outside of the door, with a key passage () for a security key () and a second cylinder half (), arranged on the inside of the door, with a rotating knob rotor (). Tumblers in the first cylinder half () are arranged for rotational release by a security key (). An electronic device () is arranged in the rotating knob () for control of a locking device (). The rotating knob () forms a unit with the electronic device () arranged therein, detachably mounted on an extension () of the rotating knob rotor (), projecting past the housing (). The rotating knob rotor () may be adjusted for length by means of an exchangeable adapter (to).