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:
Sep. 13, 2011
Filed:
Apr. 22, 2010
Chai-wei Lee, Taipei Hsien, TW;
Hou-yao Lin, Taipei Hsien, TW;
Sheng-jung Yu, Taipei Hsien, TW;
Hon Hai Precision Industry Co., Ltd., Tu-Cheng, New Taipei, TW;
Abstract
An exemplary lens module includes a barrel, a holder, and an elastic member. The barrel includes a first cylindrical part and a first threaded part. The first threaded part includes external threads. The barrel further includes a bottom surface facing the image side. The holder includes a second cylindrical part and a second threaded part. The second threaded part includes internal threads. The second cylindrical part includes a collar protruding from the inner cylindrical surface. The collar includes a top surface facing the object side. The barrel is coupled to the holder via the internal threads and the external threads. A fit between the internal threads and the external threads is a clearance fit. The elastic member is sandwiched between the bottom surface of the barrel and the top surface of the collar.