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:
Aug. 25, 2015
Filed:
Aug. 23, 2012
Applicant:
Cheng-nan Chiang, Taipei, TW;
Inventor:
Cheng-Nan Chiang, Taipei, TW;
Assignee:
ABILITY ENTERPRISE CO., LTD., Taipei, TW;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02B 7/04 (2006.01); G02B 7/10 (2006.01);
U.S. Cl.
CPC ...
G02B 7/10 (2013.01); G02B 7/04 (2013.01); G03B 2205/0046 (2013.01); G03B 2205/0092 (2013.01);
Abstract
The lens structure comprises a first barrel, a second barrel and a third barrel. The second barrel has a first guiding groove and comprises a first pin. The third barrel has a second guiding groove and a second pin. The first barrel is rotatably disposed outside of the third barrel, and the second barrel is translatably but not rotatably disposed inside of the third barrel. The first pin of the second barrel slides along the second guiding groove of the third barrel, and the second pin of the third barrel slides along the first guiding groove of the second barrel.