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:
May. 20, 2008
Filed:
Feb. 14, 2006
Applicants:
Yong-ce Qi, Hang-Zhou, CN;
Hua-tang Liu, Taichung Hsien, TW;
Inventors:
Yong-ce Qi, Hang-Zhou, CN;
Hua-tang Liu, Taichung Hsien, TW;
Assignee:
Asia Optical Co., Inc., Taichung, TW;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01C 5/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
A laser level includes a level-adjusting device and a laser transmitter device mounted on the level-adjusting device. The level-adjusting device includes a horizontal flat board movable by a plurality of motor modules to a desired condition, a cross rotatable circle including an outer circle rotatable about a first rotation axis and a concentric inner circle rotatable about a second rotation axis perpendicular to the first rotation axis, and a connecting post connecting the horizontal flat board to the cross rotatable circle and supporting the laser transmitter thereon.