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:
Apr. 04, 2000
Filed:
Jun. 12, 1998
Naoko Shimoji, Ichihara, JP;
Jun Yamakawa, Chiba, JP;
Ken Kanai, Ichihara, JP;
Shinji Nagasawa, Mito, JP;
The Furukawa Electric Co. Ltd., Tokyo, JP;
Nippon Telephone and Telegraph Corporation, Tokyo, JP;
Abstract
A ferrule for an optical connector wherein the work efficiency of the manufacture is increased by reducing the time necessary for grinding and the reliability of the connection of the optical connectors is improved. A front end surface (2) of a ferrule (1) comprises a flat surface (16) vertical to the central axes of optical fiber insertion holes (3) and a slanting surface (15). A step (17) is provided at the upper end of a slanting surface (15) and the flat surface (16) protrudes frontward by the step (17) with respect to the slanting surface (15). The optical fiber insertion holes (3) open at the slanting surface (16) and pin engagement holes (4) are provided on both sides of the optical fiber insertion holes (3).