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. 13, 2012
Filed:
Jan. 08, 2010
Pai-chi LI, Taipei, TW;
Jian-hung Liu, Taipei, TW;
Pai-Chi Li, Taipei, TW;
Jian-Hung Liu, Taipei, TW;
Li. Pai-Chi, Teipei, TW;
Abstract
An ultrasonic scanhead including an encoder, a pivot, a voice coil motor, and a transducer is provided. The encoder includes a fixed element and a rotary element. The rotary element is disposed at the fixed element and capable of rotating about a first axis. The pivot is through the encoder and capable of rotating with the rotary element. The pivot extends along a second axis and has a first end and a second end opposite to the first end. The voice coil motor includes a stator and a mover. The first end of the pivot is connected to the mover. The mover is capable of moving linearly along a third axis. The first axis, the second axis, and the third axis are substantially perpendicular to each other. The transducer is disposed at the second end of the pivot and capable of emitting an ultrasonic wave.