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| Number | Title | Issue Date |
| 7906727 | Umbilical bullet connector The invention described herein is directed to a bullet connector for umbilicals, and for a method of disconnecting an umbilical from a bullet connector. The bullet connector described herein comprises a tapered nose cone, a body comprising a cylindrical housing, a c... | 03/15/2011 |
| 7371966 | High speed active flex cable link A method and apparatus, in some embodiments the apparatus includes a flex cable terminating at a first end and a second end and having a plurality of conductors therein, and a repeater circuit disposed between the first end and the second end and connected to at lea... | 05/13/2008 |
| 7353602 | Installation of spliced electrical transmission cables A method of installing an electrical transmission cable includes providing an electrical transmission cable extending from a first end to a second end. The cable includes a flexible, full tension splice between the first end and the second end. Additionally, the ele... | 04/08/2008 |
| 7278789 | Undersea equipment housing with molded terminations An undersea equipment housing includes an inner housing, molded terminations secured at each end of the inner housing, and an outer strength housing. In one embodiment, the housing is used to house optical and electrical equipment, for example, in a repeater. The un... | 10/09/2007 |
| 7101778 | Transmission lines for CMOS integrated circuits Improved methods and structures are provided for impedance-controlled low-loss lines in CMOS integrated circuits. The present invention offers a reduction in signal delay. Moreover, the present invention further provides a reduction in skew and crosstalk. Embodiment... | 09/05/2006 |
| 7080572 | Mechanical fuse and method of use A mechanical fuse is used with ergonomic devices for seats such as automobile seats to allow the ergonomic devices to tolerate abusive loads without breaking a linkage, such as a traction cable, used to move the ergonomic supports. The traction cable is comprised of... | 07/25/2006 |
| 6950229 | Electrical insulating ring located between an end cap and a tension sleeve of an undersea pressure vessel housing an optical amplifier module A pressure vessel is provided for use in an undersea environment. The pressure vessel including a pressure housing and at least two cable receiving elements disposed on opposing ends of the pressure housing for respectively receiving ends of optical cables that each... | 09/27/2005 |
| 6534712 | Pressure vessel joint for repeaters in submarine optical communication systems A pressure vessel joint for repeaters in submarine optical communication systems is described. The joint employs a breech ring which secures an endcap to the pressure vessel. The breech ring and pressure vessel have corresponding keys. The breech ring sli... | 03/18/2003 |
| 6472614 | Dynamic umbilicals with internal steel rods In an umbilical, one or more steel rods, which provide strength and ballast, are wound helically within the umbilical along with the steel tubes and/or elongated active umbilical elements. These steel rods replace some or all of the thermoplastic filler e... | 10/29/2002 |
| 6355886 | Undersea trunk-and-branch logical ring networks A trunk and branch logical ring network includes a plurality of nodes that are coupled to a ring backbone by a plurality of branching units. The connections to the ring backbone are such that physically adjacent nodes are not adjacent to one another logic... | 03/12/2002 |
| 6290399 | Optical submarine branching unit An optical submarine branching unit for branching a trunk cable into first and second branch cables, including a pressure housing having a cylinder and first and second covers, a branching circuit unit accommodated in the pressure housing, a first feed th... | 09/18/2001 |
| 6245989 | Land electrode for a high voltage direct current transmission system A land electrode has at least one feeding element connected to an electrode line of a high voltage direct current (HVDC) transmission system. The land electrode is in electric contact with a conducting medium and further comprises at least two electricall... | 06/12/2001 |
| 6118662 | Enclosure for telecommunications equipment An enclosure (10) for protecting and dissipating heat from telecommunications repeaters (12). The enclosure includes a plurality of card-receiving sleeves (14) for receiving repeater cards; at least one heat sink manifold (16) in contact with the sleeves ... | 09/12/2000 |
| 5675120 | Threaded bulkhead and locking ring assembly for underwater cable An enclosure for electronic circuits intended to operate at great depths beneath the sea in which the circuits are protected from stresses induced by the accumulation of mechanical tolerances during assembly, from shock during transportation, and from def... | 10/07/1997 |
| 5659651 | Submarine repeater structure Disclosed is a submarine repeater structure which has: a cylindrical pressure-tight case in which an electronic circuit is accommodated and sealed; a connecting ring for connecting a terminal portion of a submarine cable; an ocean observation instrument f... | 08/19/1997 |
| 5588086 | Fiber optic hermetic bulkhead penetrator feedthrough module and method of fabricating same A hermetically sealed fiber optic feedthrough module which comprises a metal or other rigid material connector feedthrough or sleeve feedthrough with a single fiber optic member or with a multitude of optical fibers extending through and protruding out of... | 12/24/1996 |
| 5515465 | Fiber optic hull penetrator insert A fiber optic hull penetrator comprises a penetrator insert and a penetra plug that each have fiber alignment inserts mounted, molded or adhered to them. The penetrator insert and penetrator plug are designed to provide strain relief to the cable, spring... | 05/07/1996 |
| 5489751 | Combination D-loop/splice for seismic leader wire A combination seismic cable handling loop and electric splice includes a U-shaped elastomer member arranged to be hung on a hasp during transportation and storage, and an integrally formed cylindrical elastomer body on the lower end of the U-shaped member... | 02/06/1996 |
| 5412716 | System for efficiently powering repeaters in small diameter cables A system of impedance matching is provided to match the total impedance of the cable system to the total impedance of the powered elements such as the repeaters. The source impedance of the power supplies may be considered as part of the cable impedance. ... | 05/02/1995 |
| 5278358 | Under-sea repeater access cable A repeater access cable contains transmission members enclosed in a protective tube which is in turn covered by a sheath, and which has a free end making a connection to a splice box. The free end is equipped with a coupling fixed on the protective tube s... | 01/11/1994 |
| 5275885 | Piezoelectric cable A piezoelectric cable for use in detecting under water acoustic wave while being trailed by a boat is disclosed, which includes a core electrode, an outer electrode surrounding the core electrode, a piezoelectric layer disposed between the core electrode ... | 01/04/1994 |
| 5235137 | Buoyant cable A buoyant cable, particular for magnetic minesweeping applications, comprising a bundle of electrically conductive tubes (1) with an overall electrically-insulating sheath (4), the tubes providing buoyancy, strength and electrical conductivity for the cab... | 08/10/1993 |
| 5131067 | Mechanical fuse device for the access cable to a submerged equipment housing A mechanical fuse device for an access cable to a submerged equipment housing in a cable transmission link, said access cable including a tube enclosing items that provide transmission and being equipped with a longitudinal sealing device, wherein the mec... | 07/14/1992 |
| 5110224 | Flexible cable termination with swivel couplings A flexible termination between a submersible repeater housing and a submarine cable comprises a double ball link bar (20) and a cooperating socket (12) coupled to the repeater housing (1) and a similar socket (11) coupled to the cable. This enables a comp... | 05/05/1992 |
| 5105337 | Housing for underwater electronic circuits A particular embodiment comprises: a rigid body which is closed in watertight manner at both ends; six thermally conductive rigid receptacles each having a face which is complementary in shape to the shape of the inside wall of the body, the receptacles contai... | 04/14/1992 |
| 5081695 | Bend restrictor for optical fibre cable A bend restrictor for an optical fibre cable comprises an elongate sleeve-like member (5) having an axial through bore for accommodating the cable (1a, 1b), and a coupling ring (6) for fixing the sleeve-like member to a rigid housing (4) from which the ca... | 01/14/1992 |
| 5061826 | High strength flexible housing A narrow elongated housing is provided constructed of an inner ribbed conduit which is overlaid with two layers of high strength rods. Each layer is contra-helically wrapped with opposing end portions compression secured in a termination chamber. The cham... | 10/29/1991 |
| 4962445 | Housing for submersible equipment The housing comprises a tubular vessel (1) which is rigid, heat-conducting, and closed in watertight manner at both ends, with electrical circuits being received in receptacles (2) which are rigid, heat-conducting, and pressed against the inside wall of t... | 10/09/1990 |
| 4913517 | Communication cable having water blocking strength members A communications cable (20) comprising a core (22) of at least one transmission media and a plastic jacket (34) includes provisions for preventing the movement of water within the cable. The cable includes a strength system (32) including longitudinally e... | 04/03/1990 |
| 4858068 | Electronic circuit housing An electronic circuit housing primarily applicable to undersea transmission-line repeater equipment includes a pressure-resistant tubular steel shell provided with water-tight end walls and containing a cylindrical assembly of frames having the shape of c... | 08/15/1989 |
| 4841103 | Arrangement for the connection of an intermediate repeater for submarine cables An arrangement is provided for the connection of an intermediate repeater for submarine cables, whereby the intermediate repeater is looped into the signal lines of a main cable and is connected to supply lines. The intermediate repeater is looped via an ... | 06/20/1989 |
| 4836641 | Submarine optical fiber line with interconnected different cable types A submarine, optical fiber telecommunication line having optical fiber cables with external armor interconnected with optical fiber cables with only internal armor by opto-electronic repeaters and tubular bodies. The repeaters, the tubular bodies and the ... | 06/06/1989 |
| 4786759 | Articulated cable head for submarine links This articulated cable head includes a universal joint whose support (4) and ring (5) are made of fiber and epoxy resin laminates obtained by winding threads. The universal joint head (6) is spherical in shape and is made, together with an oscillating arm... | 11/22/1988 |
| 4785139 | Cable with flexible high pressure equipment enclosure material and method of constructing same A flexible, high pressure housing is included in an equipment encloure between sections of a signal communication cable. The housing includes an axially compressed length of corrugated tubing in which the corrugations have been collapsed against the anoth... | 11/15/1988 |
| 4767173 | Submarine telecommunication line with optical fibers A hollow cylindrical, watertight casing housing optoelectronic repeater components, having optical fibers extending therefrom, and having a bore in which a tension resisting rope is received and is insulated from the wall of the bore. The casing is enclos... | 08/30/1988 |
| 4761831 | Optical repeaters In a digital optical submersible repeater the electronic and opto-electronic components are housed in an hermetically sealed modular assembly (20, 60, 70) of a first regenerator module (20) for one fibre (7, 6a), a second regenerator module (60) for the s... | 08/02/1988 |
| 4757157 | Housing for an undersea repeater The invention relates to undersea cable transmission links including submerged repeaters, and more particularly it relates to a housing for such a repeater. The repeater housing includes a very rigid, watertight metal box (12) coated with an external poly... | 07/12/1988 |
| 4755632 | Mechanical fuse for a cable connection tail of a submarine repeater A mechanical fuse for a cable connection tail of a submarine repeater in a cable transmission link, said cable connection tail extending from a case for repeater equipment, having a "free" end for connection to the head of a line cable fixed to the repeat... | 07/05/1988 |
| 4710593 | Geophone cable splice and method A method and apparatus of making a splice in a geophone cable for providing a weatherproof cable splice with maximum cable break strength. The ends of each of the cables are soldered to a printed circuit board to provided the necessary cable strength. The... | 12/01/1987 |
| 4703135 | Articulated cable bend limiting apparatus A device for limiting the bending radius of a submarine cable portion. The device is composed of a plurality of turbular elements (5) connected to one another in an articulated manner. Each element (5) is formed by a tubular cylindrical body (10) having t... | 10/27/1987 |
