Abstract: An assembly for housing electronic components for use in a CATV system. The assembly includes a hollow body member having a central axis and opposite ends, at least one header adjoining one end of the body member in coaxial relation. The body member includes a notch in one end and the header includes a tab configured to extend into the notch to rotationally lock the body member to the header. The assembly may also include a plurality of hollow body members and a pair of headers each having a central axis. The body members and headers are positioned in an axially aligned array with the headers at opposite ends. The assembly includes cooperative structure rotationally locking each of the body members and headers to the adjacent body member and header. The assembly may further include a sleeve covering at least portions of the body member and headers.

Abstract: A sleeve assembly for receiving and protecting elongated items within a duct is disclosed. The sleeve assembly includes a plurality of separate and independent sleeves, each sleeve being woven from warp and weft filamentary members that form sidewalls surrounding and defining a central space. Pull cords are located within each central space for drawing the elongated items through the sleeves once positioned within a duct. The assembly includes means for drawing the sleeves simultaneously through the duct, such means including an outer jacket surrounding the sleeves, the jacket having an inwardly facing surface that exerts a compressive force on the sleeves causing them to be drawn through the duct together with the jacket. The means may also include a loop which attaches the sleeved together at one end. The sleeves may be biased into an open or a substantially flattened configuration.

Abstract: In one embodiment the present invention is an MLB assembly 6 that is made up of two circular terminal conductor ends 2, 4. Multiple fins 10 radially extend from each of the two circular terminal conductor ends 2, 4, and each fin on each of the two circular terminal conductor ends has a matching fin on the other of the two circular terminal ends. Multiple flexible connectors 8 are attached to the fins 10 that electrically connects the terminal conductors 2, 4. The flexible connectors 8 also allow for a difference of movement between the two circular terminal ends. Current flowing through the MBL assembly 16 is evenly distributed 18 through the plurality of flexible connectors.

Abstract: It is a crossing-wire fixing structure 1 that comprises a first wire 12 and a second wire 13, which each have a conductor 10 covered with an insulating coating 11 and which are arranged in such a way as to cross each other, and that also comprises a crossing portion 14, in which the insulating coatings 11 melt and solidify so that the conductors 10 of the first wire 12 and the second wire 13 are in contact with each other, a soft material 15 adapted to cover the first wire 12 and the second wire 13 around the crossing portion 14, a protective film 16 adapted to support the soft material 15 by interposing the first wire 12 and the second wire 13 in a radial direction thereof. The crossing portion 14 is fixed to a predetermined mounting face 17 through the protective film 16.

Abstract: A thermal shield and hermetic seal is provided to prevent deterioration of plastic insulation at a spliced portion of a cable, which includes insulated conductors. The shield includes a sheet of aluminum material wrapped directly around exposed insulated conductors of the cable, a pressure wrap wrapped over the sheet of aluminum material, and an enclosure housing the wrapped insulated conductors. The shield and seal thus provides thermal and hermetic protection that prevents heat exposure as well as infiltration of oxygen and ultraviolet radiation into the splice.

Abstract: A through-fitting for a box or bulkhead contains a cavity which holds grease. When the through-fitting is tightened, grease from the cavity is automatically injected to seal the through-fitting. The through-fitting may be used in below-grade junction boxes. A junction box has various useful features. The junction box can be conveniently injection-molded. The junction box has application in fields including wired telephone connections.

Abstract: An expansion ring for expanding the perimeter of a splice case end plate. The ring comprises two face plates and a rim connected to and separating the face plates, with an aperture through the face plates. The ring fits around the perimeter of the end plate, forming an air tight, environmental seal. Once in place, a splice case housing can be installed over the expanded end plate. The present invention also provides a method of expanding the perimeter of an end plate, a method of installing a larger splice case housing over a smaller end plate, and a splice case, each based on the end plate expansion ring, and a method for repairing a damaged cable line where the repair is interrupted in time.

Abstract: A device for enclosing an elongate object (20), such as a cable splice, including a flexible sheet (2) which can be laid around the elongate object and secured by support members (5, 6) attached to edges (3, 4) of the sheet. The support members (5, 6) may be hinged half-shells. The flexible sheet (2) may be a gel layer and/or a rubber layer which is stretched when the device is applied.

Abstract: A cold shrink protective cover for a cable junction including a first cable having a first outer diameter and a second cable having a connection to the first cable. The second cable has an outer diameter that differs from the outer diameter of the first cable. When shrunk around a cable junction the protective cover comprises a first shrinkable tubular member, covering a portion of the first cable and a portion of the connection, and a at least a second shrinkable tubular member covering a portion of the second cable and extending over the connection to at least partially cover an end portion of the first shrinkable tubular member to form an overlapped seam between the two tubular members.

Abstract: A cable splice enclosure assembly for enclosing and storing cable splices comprising a housing member having a closed end and an open end which defines a storage chamber therebetween. An end plate is received in the open end. The end plate is axially spaced from the closed end. The end plate includes an end plate body and a plurality of selectively removable cable caps for accessing individual cables passing through the end plate.

Abstract: A cable closure is provided which adapted to accommodate different size cables and different splices. The closure includes end plates designed to receive various size cables without requiring modification during field use. The end plates are interchangeable with stainless steel and injection molded closure shells. A sealant is provided which allows multiple re-entries into closure shell. Bolts are assembled on the exterior of the closure shell to eliminate potential misalignments between the bolts and closure shell holes. Washers are used within the end plates to seal holes not used for storing cables. A cutter is provided which cuts the washers in one 360° rotation thus eliminating weak points in the washer due to multiple cuts. Alternately a plug is provided for the end plate holes which are adaptable to several size holes to reduce the number of plugs required.

Abstract: A splice protection sleeve flange includes means for clamping a cable, a seal interposed between two rings, one of which can move along the cable, and a frustoconical threaded part which is screwed into the flange and acts both on the moveable ring and on the clamping means. In another aspect, a device for clamping a cable includes a ring on which fingers are each mounted in the form of a hinge, the free end of each finger terminating in a claw turned inwardly towards the axis YY′ of the ring and, on the side of the plane where the fingers do not lie, there is provided a means which, by shape complementarity, is intended to cooperate with another clamping device of the same shape but having a ring diameter greater or smaller than a value equal to the largest radial dimension of the fingers.

Abstract: A low-profile sheath for protecting elongated items is disclosed having a pair of substrates formed from flexible sheet material with opposite edges paired together to position the substrates in overlapping alignment. One pair of edges is flexibly attached together by a hinge allowing the substrates to pivot between an open and a closed position for receiving and capturing the items. The substrates are corrugated. The hinge is formed from a plurality of thinned sheet regions which alternate between being oriented in the plane of the sheet and perpendicular to it. The alternating orientation reduces the imbalance of shear stiffness between the hinge connected edges and the free edges of the substrates. An apparatus for forming the sheath having intermeshing gears with beveled teeth and facing edge surfaces is also disclosed.

Abstract: A cylindrical pre-molded rubber insulation tube made by a plurality of layers using a rubber material as a base material has in a central part and at both ends of an inner periphery thereof a sheet-shaped electrode layer formed at an insde thereof with a semi-conductive rubber layer and at an outside thereof with a high-permittivity rubber layer, as an inner electrode layer configured with the semi-condutctive rubber layer to be thin and sheet-shaped and the high-permittivity rubber layer covering a vicinity of a respective distal end of the semi-conductive rubber layer, and the distal end of the semi-conductive rubber layer is rounded by a radius of curvature substantially equal to half the thickness.

Abstract: A tube-covered article that can reduce a space for storing a tubular cover member for covering an article with a tubular cover member so as to realize a saving in resources, while mounting a tube with excellent performance even in a narrow space. The invention provides a cylindrical tube-covered article, in which the tubular cover member (2) covers the article (5) as a result of room temperature recovery thereof after withdrawing a cylindrical support (1), the tube having a length larger than the cylindrical support, and an inner diameter approximately equal to or smaller than the outer diameter of the article (5) to be covered. The tube (2) is expanded around the periphery of the support (1) and collapsibly folded along the longitudinal direction thereof before application to the article (5).

Abstract: A connector includes, a wire holder having an arcuate outer-surface-side half member to which an outer surface of a bent part of a wire is fitted; an inner-surface-side half member to which an inner surface of the bent part of the wire is fitted; and an unification holder for holding both half members in a united condition. When the outer-surface-side half member and the inner-surface-side half member are held in a state in which the member are united with each other in such a way as to sandwich the wire, the wire is arcuately bent by fitting between both the half members. Thus, the wire can be held in a state in which the wire is bent with a predetermined curvature.

Abstract: A tension spring clamp assembly comprising: a housing (1) in which a tension spring (2) is attached by its bearing arm (3) to a power terminal (4) that protrudes through a clamping window (7) in a frontal section (6) of a spring arm (5) of the tension spring (2), and which is furnished with a conductor insertion aperture (8) below the power terminal (4) that in a clamped position faces an open area of the clamping window (7), and a test tap aperture (10) opposite an actuating aperture (9) allowing insertion of a contact pin (11 ) of a test plug (12) that contacts the power terminal (4). The test tap aperture (10) for insertion of the contact pin (11) is conformed as a hollow cylinder, wherein an extension of a cylinder axis (A) thereof extends along an inner side (13) of the bearing arm (3) that is facing away from the power terminal (4). An insertion aperture (14) for the contact pin (11) is also present in the frontal section (6) of the spring arm (5).

Abstract: A housing (2, 4) for protecting an electrical cable (18) having a sheath and at least one core (20a, 20b) comprises a cell (8) for containing the stripped end of the sheath, an open cylinder (7) containing a sealant and a plunger (6) for forcing the sealant into the cell so as to seal the end of the sheath.

Abstract: A sleeve assembly for receiving and protecting elongated items within a duct is disclosed. The sleeve assembly includes a plurality of separate and independent sleeves, each sleeve being woven from warp and weft filamentary members that form sidewalls surrounding and defining a central space. Pull cords are located within each central space for drawing the elongated items through the sleeves once positioned within a duct. The assembly includes means for drawing the sleeves simultaneously through the duct, such means including an outer jacket surrounding the sleeves, the jacket having an inwardly facing surface that exerts a compressive force on the sleeves causing them to be drawn through the duct together with the jacket. The means may also include a loop which attaches the sleeved together at one end. The sleeves may be biased into an open or a substantially flattened configuration.

Abstract: An expansion ring for expanding the perimeter of a splice case end plate. The ring comprises two face plates and a rim connected to and separating the face plates, with an aperture through the face plates. The ring fits around the perimeter of the end plate, forming an air tight, environmental seal. Once in place, a splice case housing can be installed over the expanded end plate. The present invention also provides a method of expanding the perimeter of an end plate, a method of installing a larger splice case housing over a smaller end plate, and a splice case, each based on the end plate expansion ring, and a method for repairing a damaged cable line where the repair is interrupted in time.

Abstract: A universal cable fitting for a wide variety of applications includes a longitudinally slit sleeve tube (MR) and sealing bodies (DKG, DK, DKDP, DKS, DKO) on the ends of the sleeve tube. A sealing system is formed along the longitudinal edges of the sleeve tube by a sealing groove (DN), a sealing tongue (DF) and a wedge-shaped closure rail (LVS) that subjects a longitudinal seal (LD) to pressing during closure. Each sealing body is provided with a sealing groove (DU) for receiving an encircling seal (UD) having a corrugated profile. The sealing groove is provided in the direction of the encircling seal with a cutout into which an extension (AS) of the longitudinal seal penetrates. The cutout and the extension in the longitudinal seal produce direct contact with the encircling seal located in the sealing groove of the sealing body.

Abstract: A through-fitting for a box or bulk head contains a cavity which holds grease. When the through-fitting is tightened, grease from the cavity is automatically injected to seal the through-fitting. The through-fitting may be used in below-grade junction boxes. A junction box has various useful features. The junction box can be conveniently injection-molded. The junction box has application in fields including wired telephone connections.

Abstract: A cable closure is provided which adapted to accommodate different size cables and different splices. The closure includes end plates designed to receive various size cables without requiring modification during field use. The end plates are interchangeable with stainless steel and injection molded closure shells. A sealant is provided which allows multiple re-entries into closure shell. Bolts are assembled on the exterior of the closure shell to eliminate potential misalignments between the bolts and closure shell holes. Washers are used within the end plates to seal holes not used for storing cables. A cutter is provided which cuts the washers in one 360° rotation thus eliminating weak points in the washer due to multiple cuts. Alternately a plug is provided for the end plate holes which are adaptable to several size holes to reduce the number of plugs required.

Abstract: A device (1) for enclosing an elongate object (20), such as a cable splice, comprises a flexible sheet (2) which can be laid around the elongate object and secured by support members (5, 6) attached to edges (3, 4) of the sheet. The support members (5, 6) may be hinged half-shells. The flexible sheet (2) preferably comprises a gel layer and/or a rubber layer which is stretched when the device is applied.

Abstract: To provide a computer device wherein liquid penetration into a ventilation hole from its periphery can be prevented or reduced without sacrificing design and without limitation of the size and operation. Coating films 7a and 7b in frame form are applied on a periphery of a ventilation hole 6. A wet-characteristic of the coating film 7a and 7b is different from a wet-characteristic of material composing a housing 3. For example, when an angle of contact of coating films 7a and 7b for water is larger than an angle of contact of material composing the housing 3, if water is spilled on the outside of the coating film 7b the coating film 7b prevents the water flow into the ventilation hole 6.

Abstract: A flat harness assembling apparatus and method are provided for covering juxtaposed electric wires with a sheet having a pressure sensitive adhesive on a surface thereof. A covering device for assembling the sheet around the plurality of juxtaposed wires includes a central plate on which a central portion of the sheet is mounted, a first side plate connected through a hinge portion to a side edge of the central plate in a foldable manner, and a second side plate connected through a hinge portion to an opposite side edge of the central plate in a foldable manner. The covering device also includes an engagement device having an engagement plate for holding a sheet mounted on the central plate and the first and second side plates.

Abstract: Wrap-around cable sleeves are provided for environmentally sealing a cable section. The cable sleeves include a wrap-around body member of an electrically insulating material and have a longitudinally extending portion with a corrugated lateral cross-section. The longitudinally extending portion defines a portion of a cable chamber extending around the cable section when the body member is wrapped around the cable section. A closure edge extends along a first longitudinal edge of the body member. A sealant chamber extends along a second longitudinal edge of the body member. The sealant chamber has an opening configured to receive the closure edge when the body member is wrapped around the cable section. A sealant material is positioned in the sealant chamber to environmentally seal the longitudinal edges of the body member when the body member is wrapped around the cable section. Methods of forming wrap-around cable sleeves are also provided.

Abstract: A thermal shield and hermetic seal is provided to prevent deterioration of plastic insulation in a cable including a plurality of insulated conductors. The shield includes a sheet of aluminum material wrapped around exposed insulated conductors of the cable, a pressure wrap superposed over the sheet of aluminum material, the pressure wrap being wrapped over the sheet of material, and an enclosure housing the wrapped insulated conductors. The shield and seal thus provides thermal and hermetic protection that prevents heat exposure as well as infiltration of oxygen and ultraviolet radiation into the splice for preventing deterioration of plastic insulation in the conductors of the cable in the area of the splice. A method is also provided for protecting conductor access points and permitting re-access thereto. The method includes opening a conducting access point cover, removing the conductor access point cover if necessary, and exposing insulated conductors to allow access thereto.

Abstract: A cable protecting tube having high transparency and allowing the filling condition of mortar therein to be visually observed from the outside as well as exhibiting high pressure resistance is provided.

Abstract: A protective assembly for covering cable connections and splices and the like. The protective assembly comprises a rigid support structure including a resin composition. The rigid support structure has the shape of a hollow elongate tube in a central portion thereof and further includes a first reinforced end portion opposite a second reinforced end portion. A rigid support structure supports an elastic tube capable of recovering substantially to its original dimensions after being stretched and released. The elastic tube in the protective assembly is held in an expanded condition extending beyond the end of a rigid support structure placed inside the elastic tube. The rigid support structure is susceptible to breaking upon the application of a force beyond that exerted by the tube while in its expanded condition. Application of the force breaks the rigid support structure to permit recovery of the elastic tube.

Abstract: A low-profile sheath for protecting elongated items is disclosed having a pair of substrates formed from flexible sheet material with opposite edges paired together to position the substrates in overlapping alignment. One pair of edges is flexibly attached together by a hinge allowing the substrates to pivot between an open and a closed position for receiving and capturing the items. The substrates are corrugated. The hinge is formed from a plurality of thinned sheet regions which alternate between being oriented in the plane of the sheet and perpendicular to it. The alternating orientation reduces the imbalance of shear stiffness between the hinge connected edges and the free edges of the substrates. An apparatus for forming the sheath having intermeshing gears with beveled teeth and facing edge surfaces is also disclosed.

Abstract: A tubular cable adapter for use in jointing and/or terminating a medium voltage medium voltage paper insulated cable is provided. The cable adapter includes an impregnating compound barrier sleeve (1), a semi-conductive layer (2) partially covering the impregnating compound barrier sleeve, and a support member (3) for maintaining the impregnating compound barrier sleeve and the semi-conductive layer in a radial expanded state, the support member being removable from said impregnating compound barrier sleeve. The tubular cable adapter also has a conductive member (4) covering, at least partially, the impregnating compound barrier sleeve (1) and the semi-conductive conductive member layer (2).

Abstract: In a break in a communication cable having individual information transmitting members it is necessary to join the individual transmitting members and to repair the cable. After the individual transmitting members have been joined a splice case is positioned around the communication cable. The splice case protects the cable from the elements. A sizing tape can be wrapped around the splice and also around the cables before being positioned in an end seal and also around the end seal before being positioned in the splice case. The sizing tape may include two commercially available materials such as a flexible yieldable base and a friction material on the base. The base has a first surface and a second surface. If a friction material is bused it is positioned on the first surface and bonds and adheres to the first surface and is integral with the first surface. The friction material does not bond and is not integral with the second surface.

Abstract: A sealing device allows the passage of a submarine cable. The cable including a cable jacket, from a high-pressure volume corresponding to surrounding water into a low-pressure volume, particularly for a cable subjected to dynamic stresses. The sealing device includes a gland box system with at least two individual packing elements, each of the at least two individual packing elements in the form of an annular body made of an elastomer, having an inside diameter, and compressed axially within a gland box for the purpose of it being clamped radially inward against the cable jacket and outward against the gland box. In addition, the sealing device includes washers being inserted within the gland box between the at least two individual packing elements. The individual packing element of the at least two individual packing elements closest to the high-pressure volume includes an integral sleeve portion.

Abstract: A cable guide, in particular for an optical or electrical cable for telecommunications, includes a cylindrical portion for coming into abutment via one of its ends against a sealing gasket for mounting at the inlet to a sealed box for protecting splices and containing a gas under pressure in a tubular passage secured to the box, and being designed via its opposite end to be subjected to thrust from a nut screwed onto the tubular passage. This portion is extended away from the box by at least one radially deformable frustoconical tongue having a clamping portion at its end for clamping onto the periphery of the cable.

Abstract: Sealed cable connections can be used to connect first and second cables to a sealed cable joint. The sealed cable connection at one end of the sealed cable joint includes a cable socket body positioned within an inner region of a housing. The cable socket body includes a passageway receiving one of the cables. A seal securing member is positioned within the inner region of the housing and secured into contact with the cable socket body. At least one seal, such as a resilient metal seal, is compressed between the cable socket body and the seal securing member to seal against the inner surface of the housing. The sealed cable connection can also include a cable seal positioned around the cable and within the passageway of the cable socket body.

Abstract: A sealing body (DK) for cable accessories is provided with cable entrance openings (KEU) in a separation plane (TE) of the sealing body (DK) and with cable entrances (KEN) outside of the separation plane (TE). In the cable entrances (KEN) outside of the separation plane (TE) is arranged a sealing system made of a pressure bushing (AH), a toothed disk (ZS), a sealing bushing (DH) and a thrust bearing bushing (GH).

Abstract: Cable closures and methods are provided for enclosing a cable. The cable closure includes two half shells together forming an enclosed space for housing a cable, and a sealing strip positioned between peripheral regions of the half shells, at least one of the shells having a removable portion to provide a cable entry port. A cable sealing device may be positioned at the cable entry port such that a seal is provided between the sealing strip and each half shell and a cable entering through the port.

Abstract: In a break in a communication cable having individual information transmitting members it is necessary to join the individual transmitting members and to repair the cable. After the individual transmitting members have been joined a splice case is positioned around the communication cable. The splice case protects the cable from the elements. A sizing tape can be wrapped around the splice and also around the cables before being positioned in an end seal and also around the end seal before being positioned in the splice case. The sizing tape may comprise two commercially available materials such as a flexible yieldable base and a friction material on the base. The base has a first surface and a second surface. If a friction material is used it is positioned on the first surface and bonds and adheres to the first surface and is integral with the first surface. The friction material does not bond and is not integral with the second surface.

Abstract: A one-way cable terminal connector includes a connector base having a crossed open chamber and an upright post in the open chamber, two V-shaped metal spring plates respectively coupled to the upright post in the open chamber, each spring plate having a retaining end piece adapted to hold down the core of a respective cable being inserted into the connector base, and a metal column fixedly fastened to the upright post to secure the spring plates in place for contacting and supporting the core of inserted cables.

Abstract: A wrap-around cable sleeve for environmentally sealing a cable section is provided where the wrap-around cable sleeve includes a longitudinally extending body comprising an electrically insulating material and having a longitudinally extending portion with a corrugated lateral cross-section. The longitudinally extending portion has a flexural modulus of between about 4,000 and 100,000 psi. The longitudinally extending portion defines a portion of a cable chamber. The cable chamber extends at least substantially around the cable section when the body is wrapped around the cable section. The cable chamber has a range taking in a radial direction of at least about 15 percent. The present invention may provide a wrap-around cable sleeve for protecting electrical cable sections of various shapes and sizes from the environment, including moisture as well as sharp objects. Methods of making such wrap-around cable sleeves are also provided.

Abstract: A cover for a connector of a cable is disclosed, which has two interfitting sleeves which are chemically swellable and which are initially in dilated configuration, and which subsequently shrink into place by evaporation of a volatile swelling solvent. Both sleeves are made of a high density elastomeric material, such as a natural or synthetic rubber, preferably (EPDM), neoprene or chlorosulfonated polyethylene rubbers. The device provides a protective cover for a cable connection or splice which can be easily installed, quickly shrunk into tight vapor resistant protective covering within a matter of a few minutes, and can be installed without the need for any application of heat or use of special tools, equipment or materials.

Abstract: A clamping device for signal wires has a main body having a central through holes. A set of signal wires covered in a common plastic tube is passed through the main body. The end portions of the common plastic tube are cut off for the signal wires to pass through a respective one of through holes of a locating body secured between a front end of the main body and a front ring screwed onto the main body. The main body has a connecting portion that has several connecting plates on rear part for the common tube end portion to be secured in it by screwing a rear ring onto the main body rear part to press the connecting plates inwardly of the main body. The main body further has ornamental annular protrusions on the outer side, and the rear and the front rings have tapered outer sides.

Abstract: An end cap for closing an end of trunking includes a closure part for closing an interior space of the trunking and a fixing part for fixing it to a back of a base section of the trunking. The fixing part includes a chimney for inserting a nail. The chimney is substantially perpendicular to the back of the base section and has a height substantially equal to the depth of the base section.

Abstract: A cable sleeve includes a covering body having a front-face end defining a circumferential, conically tapered flange. At least one front-face sealing body is positioned adjacent the covering body and has a circumferential, U-shaped sealing groove. A ring seal in inserted into the sealing groove of the sealing body. The ring seal has an L-shaped cross-section and has a first leg that received within the sealing groove of the sealing body and a second leg having a tapered course on both sides broadening towards the first leg. A straining ring fastens the ring seal between the flange of the covering body and the sealing groove of the sealing body.

Abstract: A side opening heat shrinkable cable jacket having a tube of heat shrinkable plastic with a longitudinal slit. A stripe of pressure sensitive adhesive borders one edge of the slit on the outside of the tube. The adhesive has sufficient internal cohesion and adhesion to the plastic of the tube to shrink with the tube when heated to the shrinking temperature of the plastic. A release layer covers the stripe of pressure sensitive adhesive. The cable jacket can also have a longitudinally extending strip of electrically conductive fabric bonded to the inside of the tube along an edge of the slit. The conductive fabric strip has a width greater than the inside diameter of the cable jacket when the tube is heat shrunk.

Abstract: An adapter is used to seal a cable that has a non-cylindrical cross section within a cylindrical port formed in the wall of an enclosure. The adapter has a cylindrical exterior, opposed ends and at least one slot extending between the ends. Preferably, the slot is open to the cylindrical exterior of the adapter. The cable is positioned within the slot, and a sealing substance fills the voids between the cable and the slot. A deformable seal surrounds the adapter and seals the adapter within the cylindrical port of the wall.

Abstract: Articles and methods are provided for enclosing an elongate substrate. A container is provided which is configured to receive the elongate substrate. A first polymeric sealing material having a first softening point and a first melt viscosity is positioned in the container. A second polymeric sealing material is positioned in the container between the first sealing material and an end of the container. The second sealing material has a second softening point lower than the first softening point and a second melt viscosity lower at a defined temperature than the fist melt viscosity.

Abstract: A thermal shield and hermetic seal is provided to prevent deterioration of plastic insulation in a cable including a plurality of insulated conductors. The shield includes a sheet of aluminum material wrapped around exposed insulated conductors of the cable, a pressure wrap superposed over the sheet of aluminum material, the pressure wrap being wrapped over the sheet of material, and an enclosure housing the wrapped insulated conductors. The shield and seal thus provides thermal and hermetic protection that prevents heat exposure as well as infiltration of oxygen and ultraviolet radiation into the splice for preventing deterioration of plastic insulation in the conductors of the cable in the area of the splice. A method is also provided for protecting conductor access points and permitting re-access thereto.

Abstract: A cable seal and method for sealing a cable termination is provided for sealing the passage of a cable into a cable-receiving structure. The seal includes a first plurality of o-rings disposed along a length of the cable adjacent the cable-receiving structure and a first length of heat-shrinkable tube which fits over the cable and o-rings for compressive engagement with the cable and o-rings to prevent moisture penetration between an inner surface of the first tube and the outer surface of the cable. A second plurality of o-rings is disposed over the first heat-shrinkable tube adjacent the first plurality of o-rings.