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. 23, 2004
Filed:
Jul. 11, 2001
Applicant:
Inventors:
Reinhard Waibel, Berneck, CH;
Armin Spiegel, Berneck, CH;
Assignee:
Hilti Aktiengesellschaft, Schaan, LI;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01C 1/506 ; B23H 7/04 ;
U.S. Cl.
CPC ...
G01C 1/506 ; B23H 7/04 ;
Abstract
A marking device for marking visual permanent markers on a surface and including a housing ( ), a marking unit ( ), a motorized drive ( ) for displacing the marking unit relative to the housing ( ), a detector device ( ) for detecting a measurement signal and for generating a position signal upon deviation of the measurement signal from a marking signal, and a control circuit ( ) for controlling the drive ( ) and for actuating same in response to the position signal for displacing the marking unit ( ) relative to a reference housing position into a corrected marking position.