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:
Dec. 10, 1991
Filed:
Mar. 06, 1991
Applicant:
Inventor:
Hiroaki Nishimoto, Osaka, JP;
Assignee:
Sumitomo Electric Industries, Ltd., Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B / ;
U.S. Cl.
CPC ...
385 60 ; 385 78 ;
Abstract
An optical connector ferrule for positioning and securing an optical fiber such that the optical fiber is joined with a mating optical fiber; the optical fiber connector ferrule being provided with an insert portion having an end face; the insert portion having an outside diameter D and being formed with a bore for positioning the optical fiber; the bore having a diameter d; wherein a slot having a depth c of 0.005 to 0.050 mm and a width b is formed on the end face such that the following equation is satisfied: ##EQU1##