A conductive structure comprising: a plurality of conductive devices; a first conductive spring sheet, comprising a first connecting point; and a second conductive spring sheet, comprising a second connecting point. Each of the conductive devices comprises a first conductive end and a second conductive end. The second conductive end is connected to the second connecting point, and the first conductive end is connected to the first connecting point corresponding to the second connecting point to which the second conductive end is connected.

A conductive structure comprising: a plurality of conductive devices; a first conductive spring sheet, comprising a first connecting point; and a second conductive spring sheet, comprising a second connecting point. Each of the conductive devices comprises a first conductive end and a second conductive end. The second conductive end is connected to the second connecting point, and the first conductive end is connected to the first connecting point corresponding to the second connecting point to which the second conductive end is connected.

A conductive structure comprising: a plurality of conductive devices ; a first conductive spring sheet, comprising a first connecting point; and a second conductive spring sheet, comprising a second connecting point. Each of the conductive devices comprises a first conductive end and a second conductive end. The second conductive end is connected to the second connecting point, and the first conductive end is connected to the first connecting point corresponding to the second connecting point to which the second conductive end is connected.

A conductive structure comprising: a plurality of conductive devices ; a first conductive spring sheet, comprising a first connecting point; and a second conductive spring sheet, comprising a second connecting point. Each of the conductive devices comprises a first conductive end and a second conductive end. The second conductive end is connected to the second connecting point, and the first conductive end is connected to the first connecting point corresponding to the second connecting point to which the second conductive end is connected.

A conductive structure comprising: a plurality of conductive devices; a first conductive spring sheet, comprising a first connecting point; and a second conductive spring sheet, comprising a second connecting point. Each of the conductive devices comprises a first conductive end and a second conductive end. The second conductive end is connected to the second connecting point, and the first conductive end is connected to the first connecting point corresponding to the second connecting point to which the second conductive end is connected.

A conductive structure comprising: a plurality of conductive devices; a first conductive spring sheet, comprising a first connecting point; and a second conductive spring sheet, comprising a second connecting point. Each of the conductive devices comprises a first conductive end and a second conductive end. The second conductive end is connected to the second connecting point, and the first conductive end is connected to the first connecting point corresponding to the second connecting point to which the second conductive end is connected.

An exterior aircraft light unit according to exemplary embodiments of the invention comprises: a housing including a mounting portion, which is configured for mounting the aircraft light unit to an aircraft; at least one light source; and a heat sink; wherein the heat sink comprises: a first heat sink portion comprising a plurality of cooling ribs being thermally connected with the at least one light source for transferring heat from the at least one light source to the plurality of cooling ribs; and at least one second heat sink portion comprising two heat sink plates and a clamping pin and being configured such that the second heat sink portion is selectively attachable, particularly clampable, to a respective cooling rib of the first heat sink portion.

The invention relates to a device for curing inner linings of pipelines introduced into them in the form of lining tubes impregnated with a resin. The device includes metal three-piece monolithic body (52) both of the two extreme cylindrical portions (53 and 54) of which have a diameter (1) larger than the diameter (1) of its middle cylindrical portion (56), whereas all components of the body are connected with each other detachably, and both of the two extreme portions (53 and 54) are provided on their cylindrical circumferences with a dozen or so longitudinal ribs (65) each distributed symmetrically on them along the circumferences and having an identical thickness (U) and height (V), and moreover, the ribs are provided with circumferential slit-shaped recesses (66) situated opposite from each other and oriented perpendicularly to horizontal axis (67) of the device forming thus profiles functioning as radiators (68) composed of individual segments (69) separated from each other with elongated recesses with an dilation angle () and with crosswise circumferential slit-shaped recesses (66), whereas the middle portion (56) of the body on its circumference with diameter (1) has also a dozen or so flat facets-chords (74) evenly distributed along the circumference and separated from each other with radially oriented slit-shaped recesses (75) ending on solid core (64) of this portion of the body (52) in which power leads (80) are guided supplying electric current to LEDs (79) and to the front camera unit (40), said recesses forming profiled figures functioning as radiators (76) flat facets (74) of which are connected detachably with plastic strip-shaped plates (78) with LEDs (79) installed in them, and moreover, both of the two extreme portions (53 and 54) of the body (52) are provided with round axial holes (61) ending with bevelled chamfers (62) forming annular slots (63) situated between them and the solid core (64) of the middle portion (56) of the body, whereas the axial holes (61) are coaxial with holes (59) of both of the two profiled shields (58) connected detachably with outer faces of both of the two extreme portions (53 and 54) of the body (52) of the device.

An exterior aircraft light unit according to exemplary embodiments of the invention comprises: a housing including a mounting portion, which is configured for mounting the aircraft light unit to an aircraft; at least one light source; and a heat sink; wherein the heat sink comprises: a first heat sink portion comprising a plurality of cooling ribs being thermally connected with the at least one light source for transferring heat from the at least one light source to the plurality of cooling ribs; and at least one second heat sink portion comprising two heat sink plates and a clamping pin and being configured such that the second heat sink portion is selectively attachable, particularly clampable, to a respective cooling rib of the first heat sink portion.

A conductive structure comprising: a plurality of conductive devices; a first conductive spring sheet, comprising a first connecting point; and a second conductive spring sheet, comprising a second connecting point. Each of the conductive devices comprises a first conductive end and a second conductive end. The second conductive end is connected to the second connecting point, and the first conductive end is connected to the first connecting point corresponding to the second connecting point to which the second conductive end is connected.