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. 11, 2007
Filed:
Sep. 07, 2004
Applicants:
Lieu-kim Dang, Schaan, DE;
Reinhard Waibel, Berneck, CH;
Inventors:
Lieu-Kim Dang, Schaan, DE;
Reinhard Waibel, Berneck, CH;
Assignee:
Hilti Aktiengesellschaft, Schaan, LI;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 27/14 (2006.01); G02B 3/06 (2006.01); G02B 17/00 (2006.01); G02B 27/10 (2006.01);
U.S. Cl.
CPC ...
Abstract
An optical beam splitter () for a light beam () that is parallel along a beam axis (A) has a transparent central area () and a plurality of reflecting reflector surfaces () that are respectively inclined by a reflector angle (α) relative to the beam axis (A) for generating each a discrete spot beam (), with the central area () being convexly curved in the manner of a prism at least in part and/or has beam-expanding diffractive optics ().