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:
Jun. 13, 2000
Filed:
Apr. 14, 1999
Chung-I Chiang, Tao-Yuan, TW;
Chih-Wen Hsieh, Taipei, TW;
Long-Jang Hu, Taipei, TW;
Ming-Shing Jou, Tao-Yuan, TW;
Shun-Lih Tu, Taipei, TW;
Horng Chang, Taipei, TW;
Chung-Shan Institute of Science & Technology, Tao-Yuan, TW;
Abstract
A method using piezoelectric effect is provided for measuring an angle between a reference plane and a plane to be measured. The method can be used to measure the inclination of a plane or for leveling purpose. The method employs an apparatus wherein the main characteristics of the apparatus are simple in structure with no limitation in the measurement range and fewer limitations to the environment. The method may also have the following advantages compact, quick and accurate measurement, easy for multiaxial measurement.