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:
Aug. 28, 2001
Filed:
Jun. 21, 2000
Hilti Aktiengesellschaft, Schaan, LI;
Abstract
A beamsplitter for splitting a light beam in a plurality of separate beams, and having at least two reflecting surfaces (,) inclined each at an angle of 45° to a propagation direction of a collimated primary light beam (P) emitted by a light source (,), forming a right angle with each other, located at a same distance from a collimator (,) for collimating the primary light beam, and extending into a path of the collimated light beam for emitting two output beams; and a light passage (,) provided in a space between the reflecting surfaces (,) and extending substantially symmetrical to an optical axis of the collimator for enabling passing through the passage a central portion (M) of the collimated primary light beam; and an alignment tool including the beamsplitter.