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:
Nov. 07, 2000
Filed:
Nov. 06, 1998
Applicant:
Inventors:
Ulrich Hahn, Wolfratshausen, DE;
Manfred Fillinger, Pulheim, DE;
Georg Meng, Eibikon, CH;
Stefan Beringer, Geretsried, DE;
Richard Wurzenberger, Munich, DE;
Assignee:
Siemens Aktiengesellschaft, Munich, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G08B / ;
U.S. Cl.
CPC ...
34081545 ; 34081549 ; 340907 ; 315187 ; 345 46 ; 345 82 ;
Abstract
A traffic signalling apparatus wherein LEDs are employed to present various displays and the LEDs are secured with their sidewalls in a tubular holding device such that a good heat discharge from the LEDs to the holding device is guaranteed. The holding device is securely fixated in a front plate of the signalling apparatus, preferably detachably. An optical imaging device is additionally provided in order to achieve an emission characteristic which is optimized for traffic participants.