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Priaroggia Paolo Gazzana: Electric cable. Pirelli Societa per Azioni, May 25, 1971: US3580987 (241 worldwide citation)

Electric cable and process for its manufacture are disclosed. The electric cable has its electric conductor covered with extruded insulation comprising numerous layers of insulating material, the number of such layers being more than two and preferably ranging between 5 and 100, and the thickness of ...


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Sergio Belli, Alberto Bareggi, Luigi Caimi, Luca Balconi: Electrical cable having a semiconductive water-blocking expanded layer. Pirelli Cavi e Sistemi S p A, Finnegan Henderson Farabow Garret & Dunner, September 24, 2002: US06455769 (156 worldwide citation)

Electrical cable, in particular for medium- or high-voltage power transmission or distribution, having a metal shield and a semiconductive water-blocking expanded layer. This layer exerts three main functions, the first one is to elastically and uniformly absorb radial forces of expansion and contra ...


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Ernesto Zaccone, Sergio Belli, Giuseppe Casanova, Paolo Marelli: Hybrid electrical-optical cable for overhead installation. Pirelli Cavi E Sistemi S p A, Finnegan Henderson Farabow Garrett & Dunner L, February 22, 2005: US06859590 (149 worldwide citation)

Hybrid electrical-optical cable for overhead installations for power distribution and for telecommunications, comprising three insulated phase conductors helically wound around a supporting rope. Inside the supporting rope there is at least one optical fibre element fitted in a tubular structure whi ...


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Franco Peruzzotti, Valeria Garcia: Electric cable coated with polyolefin and polymer with ester and epoxy groups. Pirelli Cavi S p A, Norris McLaughlin & Marcus, August 20, 2002: US06436536 (145 worldwide citation)

A polymeric composition for coating electric cables for power transmission at medium/high voltage, having an improved resistance against the formation of the so-called water trees, comprises a polymeric polyolefin base including, in parts by weight to the total weight thereof, from 0.5 to 15 parts o ...


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Jonathan G Fitz: Composite cable for access networks. Pirelli Cables and Systems, Brooks, Norris Mc Laughlin & Marcus, May 22, 2001: US06236789 (127 worldwide citation)

A composite cable for conveying electrical energy and optical signals from a source or sources thereof to electrically energized units which process the optical signals. The cable has one or more buffer tubes, each buffer tube encircling at least two optical fibers for supplying optical signals to a ...


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Enrico Dotti, Giorgio Grasso, Gianmario Lanfranconi: Combined electrical power and optical fiber cable. Societa Cavi Pirelli S p A, Brooks Haidt Haffner & Delahunty, September 19, 1989: US04867527 (93 worldwide citation)

A cable for conveying both electrical power and optical signals, the cable having an electric conductor with insulation therearound, a sheath around the insulation, a one or two part protective layer around the insulation, a tube within the protective layer and at least one optical fiber loosely rec ...


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Stefano Cecchi, Francesco Simonelli: Method and apparatus for determining the position of a mobile body. Societa Cavi Pirelli S p A, Brooks Haidt Haffner & Delahunty, January 22, 1991: US04986663 (90 worldwide citation)

A method and apparatus for determining the position of a mobile body which is movable along a rectilinear path relative to a fixed reference body in which the position of the mobile body is independent of any spurious movements of the body or variations in the intensity of the source of radiation.


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Tomasz S Mroczkowski: Tire tread rubber composition. Pirelli Armstrong Tire Corporation, St Onge Steward Johnston & Reens, November 10, 1992: US05162409 (78 worldwide citation)

An abrasion-resistant halogenated isobutylene-based rubber composition having good traction characteristics is disclosed. In a preferred embodiment, the composition comprises a halogenated isobutylene rubber, styrene/butadiene rubber and polybutadiene rubber combined with carbon black and a silane-c ...


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Jon Fitz, Ben Wells, Jin Liu, John Smith: Optical fiber cable with single strength member in cable outer jacket. Pirelli Cables and Systems, Brooks, Norris Mc Laughlin & Marcus, October 24, 2000: US06137936 (72 worldwide citation)

An optical fiber cable has a core with a bore which loosely contains optical fibers and includes a single strength member embedded in an outer jacket which surrounds the core. The strength member allows for relative ease of bending of the cable in directions other than the bending directions in the ...