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:
Mar. 29, 2005
Filed:
Sep. 09, 2002
Yao-hao Chang, Tu-Chen, TW;
Yao-Hao Chang, Tu-Chen, TW;
Hon Hai Precision Ind. Co., Ltd., Taipei Hsien, TW;
Abstract
An optical attenuator () has an optical attenuation fiber () doped with cobalt. Two ferrules (A), (B) retain the optical attenuation fiber therein. Two butting ends of the ferrules are enclosed in a flange (), which is received in a front end of an interconnection housing (). An alignment sleeve () retains a rear end of the rear ferrule and is enclosed in a rear end of the interconnection housing. A latch () engages with the rear end of the interconnection housing. A plug housing () engages with the front end of the interconnection housing. A cover () then attaches over all the aforesaid components. A front end of the front ferrule is exposed outside the cover, for connecting with a complementary optical connector.