An electrical connection device including a first end-fitting secured to a first part of an electrical cable, including a first cylindrical lateral surface coaxial to a first axis and a first end surface forming a first angle with the first axis, a second end-fitting secured to a second part of an electrical cable, including a second cylindrical lateral surface coaxial to a second axis and a second end surface forming a second angle with the second axis equal to the first angle, and a holding system configured to hold the first and second end surfaces pressed against one another. The first and second end-fittings are directly in contact with one another and held in contact via a holding system coaxial to the first and second end-fittings and supported by the latter, which contributes to obtaining a compact device.

An assembly for covering at least a portion of a connector portion and at least a portion of a cable includes: a temperature sensitive portion; and a cord portion. The temperature sensitive portion is configured to have a pre-shrink length prior to being heated and a post-shrink length after being heated; wherein the post-shrink length is smaller than the pre-shrink length; the cord portion is configured to have a length after the temperature sensitive portion is heated that is greater than the post-shrink length of the temperature sensitive portion; and a difference between the post-shrink length of the temperature sensitive portion and the length of the cord portion after the heating permits a user to remove the temperature sensitive portion from a connector portion and a cable without using a sharp tool and thereby avoid cutting the connector portion or the cable when removing the temperature sensitive portion.

A heat shrink component includes a heat shrink layer and a heating unit in thermal contact with at least a part of the heat shrink layer and heating the heat shrink layer to a heat shrink temperature. The heat shrink component has a first dimension in an expanded state and a second dimension in a shrunk state after heating, the first dimension is larger than the second dimension. The heating unit includes an electrically conductive lead heated by an electrical current flowing through the electrically conductive lead and a heat spreading layer arranged in thermal contact with the electrically conductive lead and distributing a heat generated by the electrically conductive lead.

The present disclosure relates to a power cable joint system capable of minimizing expansion, deformation or damage of a metal sheath restoration layer, which is formed of a material such as lead sheath, due to internal expansion due to heat generated in an intermediate connection part of the power cable joint system.

Various embodiments of the teachings herein include an electrical device comprising: a cable wire; a cable insulation arranged around the cable wire such that a section of the cable wire at least partially longitudinally protrudes out of the cable insulation; a heat-shrink tube at least partially arranged around the cable insulation and at least partially around the section of the cable wire; and a sealing material at least partially inside the cable insulation thereby sealing any gaps between the cable wire and the cable insulation.

A cable joint includes a cable joint body, a conductive connector disposed within the cable joint body and electrically connecting a first cable to a second cable, and a first conductive element electrically connecting a first shielding layer of the first cable to a second shielding layer of the second cable. The cable joint body includes a first insulating sleeve and a re-jacketing sleeve at least partly encompassing the first insulating sleeve. The re-jacketing sleeve forms a channel along a longitudinal axis of the first insulating sleeve. The first conductive element is disposed within the channel. The channel is collapsed after heat shrinking the first insulating sleeve and the re-jacketing sleeve.

A sealing device and method for sealing an electrical terminal. The sealing device includes a heat shrinkable tubing having an inner wall. A first sealant/adhesive is configured to cooperate with the heat shrinkable tubing. The first sealant/adhesive has a first sealant/adhesive first surface and an oppositely facing first sealant/adhesive second surface. The second surface of the first sealant/adhesive is bonded to the inner wall of the heat shrinkable tubing. A second sealant/adhesive is configured to cooperate with free ends of electrical conductors which are in electrical engagement with the electrical terminal. The second sealant/adhesive has a second sealant/adhesive first surface and an oppositely facing second sealant/adhesive second surface. The second sealant/adhesive first surface is provided in engagement with the electrical conductors. The second sealant/adhesive second surface is provided in engagement and bonded with the first sealant/adhesive first surface.

A wire harness is arranged in a routing path of a vehicle, and has a first electric wire and a second electric wire connected to the first electric wire. The first electric wire has a first conductor made of a single core conductor, and the second electric wire has a second conductor made of a stranded wire. The first electric wire has at least one bent portion in the routing path. The first electric wire is connected to both sides of the second electric wire, and is arranged under a floor constituting a passenger compartment of a vehicle body in the vehicle.

A high voltage connection between a first line of a traveling wave tube and a second line of a voltage supply unit for the traveling wave tube includes a plug which is connected to an end section of the first line or of the second line by a crimp connection, and a socket which is connected to an end section of the other line by a crimp connection. Furthermore, a method for manufacturing a high voltage connection is also described.

A heat-shrinkable tube heating apparatus of the present invention comprises a pair of heat source boxes that are configured to be plane-symmetrical to each other. A blower pipe and a pair of heating tubes are disposed parallel to each other inside each of the pair of heat source boxes wherein air jet holes are formed side by side on the blower pipe. The pair of heating tubes, each including a heating wire emitting infrared rays, are arranged across an open area on one side of each heat source box, the blower pipe is disposed between the pair of heating tubes to be positioned more inside than the pair of heating tubes from the open area, and the blower pipe is installed so that a pressurized air flowing thereinto is blown out through the air jet holes toward one of both sides of heat-shrinkable tubes placed for being heated.