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:
May. 23, 2017
Filed:
Aug. 08, 2012
Applicants:
Davide Ceschiat, Milan, IT;
Mauro Maritano, Milan, IT;
Inventors:
Davide Ceschiat, Milan, IT;
Mauro Maritano, Milan, IT;
Assignee:
PRYSMIAN S.P.A., Milan, IT;
Primary Examiner:
Int. Cl.
CPC ...
G02B 6/44 (2006.01); G02B 6/46 (2006.01);
U.S. Cl.
CPC ...
G02B 6/4436 (2013.01); G02B 6/4433 (2013.01); G02B 6/4438 (2013.01); G02B 6/46 (2013.01);
Abstract
An optical cable has a cable core including at least one tube loosely accommodating optical fibers, the at least one tube being accommodated within a jacket embedding at least two strength members, the cable core and the jacket comprising combustible material. A ratio of core combustible material/jacket combustible material is lower than 60 vol %. The jacket is made of a composition having hardness of at least 60 Shore D and a LOI higher than 35%.