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:
Feb. 02, 2010
Filed:
Nov. 07, 2007
Applicants:
Andres Asper, Wiesendangen, CH;
Peter U. Halter, Frauenfeld, CH;
Inventors:
Andres Asper, Wiesendangen, CH;
Peter U. Halter, Frauenfeld, CH;
Assignee:
Baumer Electric AG, Frauenfeld, CH;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06M 7/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
An optical sensor having a light source () and a structured front plate (), which expands the focused light beam () of the light source () at least in one direction. In one advantageous construction, the structure includes an array with several cylindrical lenses (). They are preferably constructed by hot stamping the surface the front plate (). The expanded light beam () is suitable, in particular, for detecting narrow objects () or edges. The light source () and the front plate () are each aligned relative to the sensor housing ().