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. 01, 2011
Filed:
Jun. 09, 2009
Guoji Zhang, Shenzhen, CN;
Guoji Zhang, Shenzhen, CN;
Johnson Electric, SA, La Chaux-de-Fonds, CH;
Abstract
A lens module comprises an optical lens component having an optical axis, an image sensing component located adjacent the optical lens component, and a dust trap located between the optical lens component and the image sensing component. The optical lens component has with a lens mount and a lens barrel mounted in the lens mount by way of a threaded connection. The dust trap comprises body having a groove which locates behind the connection between the lens mount and the lens barrel, for receiving dust dropping from the connection, and an inner extension arm separating the groove from the image sensing component for preventing the dust in the groove from moving onto the image sensing component which could reduce the quality of the image.