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:
May. 21, 2002
Filed:
Apr. 07, 2000
Preh-Werke GmbH & Co. KG, Bad Neustadt/Saale, DE;
Abstract
A control element for control functions within a passenger area of a vehicle having several turning knobs whose positions are indicated by an illumination display, includes an LED ( ight mitting evice) and a light-guide coupled directly with the LED and having a light-exit surface that is coupled with a light-entry surface leading to at least one turning knob, a light-conducting plate ( ) adjacent the light-guide, and a housing. The light guide ( ) is connected with the turning knob ( ) and has, on axial surfaces ( ) at an outer rim ( ), indexing bumps and indexing indentations ( ), respectively, that cooperate with retaining catches ( ) of a retaining spring ( ) that is pushed onto the light-conducting plate ( ) within retaining ribs ( ) and is locked between an edge of the light-conducting plate ( ) and a housing rib ( ) in the push-on