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.

Date of Patent:
Jul. 16, 2013

Filed:

Apr. 28, 2011
Applicants:

Chi-wei Chiu, Tu-Cheng, TW;

Sung-ching Wu, Tu-Cheng, TW;

Inventors:

Chi-Wei Chiu, Tu-Cheng, TW;

Sung-Ching Wu, Tu-Cheng, TW;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03B 13/34 (2006.01);
U.S. Cl.
CPC ...
Abstract

An actuator includes a base, a stationary frame mounted on the base, a moveable frame received in the stationary frame and supported on the base, a shaft mounted on a side surface of the moveable frame, a magnet, a flexible printed circuit, a piezoelectric motor, and a position sensor. The magnet is mounted on the side surface of the moveable frame and apart from the shaft. The flexible printed circuit is mounted on a sidewall of the stationary frame in an unfolded state. The piezoelectric motor is mounted on the flexible printed circuit and matches with the shaft. The position sensor is mounted on the flexible printed circuit and apart from the piezoelectric motor. The position sensor is configured for detecting the location of the magnet.


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