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. 30, 2004
Filed:
Jun. 06, 2002
Nan Tsung Huang, Tu-Chen, TW;
Hon Hai Precision Ind. Co., Ltd., Taipei Hsien, TW;
Abstract
A lens cap ( ) in accordance with a preferred embodiment of the present invention for a semiconductor laser package (not shown) includes an optical element ( ) made of a plastic material and a housing ( ). The housing includes a top portion ( ), a cylindrical sidewall ( ) and an annular flange . An opening ( ) is defined in the top portion. A ridge ( ) is formed along an edge of the opening and protrudes into the opening. The optical element is insert molded into the housing, providing a strong structure which is not easily damaged, while still allowing transmittal of light through the opening. Since the optical element is made of a plastic material, the lens cap is comparatively inexpensive.