A conductive mechanism includes two bases, an inner conductive spring and an outer conductive spring. The two bases are opposite to each other. Each of the bases includes a surface and a partition wall protruding relative to the surface. The inner conductive spring is disposed at inner sides of the two partition walls of the two bases. The outer conductive spring is disposed at outer sides of the two partition walls of the two bases. At least one of two ends of each of the inner conductive spring and the outer conductive spring rotatably abuts against the surface of one of the bases.

A discharge device for discharging electric currents in a machine from a rotor part to a stator part, the rotor part in particular having a shaft, the discharge device comprising a contact element and a spring being connectable to the stator part in an electrically conductive manner, the contact element made predominantly of carbon, the contact element pressurized with a contact force by the spring for realizing an electrically conductive sliding contact between a sliding contact surface of the contact element and an axial shaft contact surface of the shaft. The contact element is circular, the sliding contact surface being at least annular in shape and disposed coaxially in relation to the shaft contact surface, the spring includes a circular support section which at least in part coaxially envelops the shaft of the machine, the support section being configured for radially abutting against an abutment surface of the stator part.

An electrical contact arrangement comprising at least one pair of contacts which is formed by a primary and a secondary contact ring (11, 12) which can be rotated in relation to one another about a longitudinal center axis (16) and each have a conical shell-like contact face (11d, 12d) which surrounds the longitudinal center axis (16), and at least one roller (27) which rolls between the primary and the secondary contact ring (11, 12) and is rotatably mounted about a rotation axis (28) which is at a right angle to the longitudinal center axis (16). The roller (27) has a conical shell-like contact surface (27a) which surrounds the rotation axis (28) and respectively forms a line contact, which runs along a respective contact line (31, 32), with the contact faces (11d, 12d) of the primary and secondary contact rings (11, 12).

A lighting assembly and a lighting lamp. The lighting assembly includes a light source assembly and a connection assembly. The light source assembly includes a casing, a light source plate arranged on the casing, light emitting units arranged on the light source plate, and a first electrical terminal electrically connected with the light source plate. The first electrical terminal is connected to the casing. The connection assembly includes a bracket, a connection rod mounted inside the bracket, and a second electrical terminal arranged at an end of the connection rod. The first electrical terminal and the second electrical terminal are in plugging and running fit to supply power to the light emitting units. A rotating shaft of the light source assembly and the connection assembly is parallel to an axis of the connection rod.

A rotary module includes a first outer tube, a first member in which a function of the channel is maintained when a first outer tube rotates relative to a first inner tube, the channel coupling an outside of the first outer tube and an inside of the first inner tube, and a second member in which electrical coupling between the first terminal provided on an inner circumference surface of a second outer tube and the second terminal provided on an outer circumference surface of a second inner tube is maintained when the second outer tube rotates relative to the second inner tube, wherein the first outer tube and the second outer tube are fixed, the first inner tube and the second inner tube are fixed, and the first member and the second member are arranged along the same axis as each other.

A rotary module includes a first outer tube, a first member in which a function of the channel is maintained when a first outer tube rotates relative to a first inner tube, the channel coupling an outside of the first outer tube and an inside of the first inner tube, and a second member in which electrical coupling between the first terminal provided on an inner circumference surface of a second outer tube and the second terminal provided on an outer circumference surface of a second inner tube is maintained when the second outer tube rotates relative to the second inner tube, wherein the first outer tube and the second outer tube are fixed, the first inner tube and the second inner tube are fixed, and the first member and the second member are arranged along the same axis as each other.

A swivel arrangement including high voltage electrical swivels concentrically arranged around a common axis, each swivel including: a first annular housing part and a second annular housing part together defining an internal annular volume; a first solid electrical conductor stationary with respect to the first annular housing part, and a second solid electrical conductor stationary with respect to the second annular housing part, wherein the first and second electrical conductors are arranged within the internal annular volume for making conductive sliding contact with each other, wherein the first annular housing part and second annular housing part are rotatable relative to each other around the common axis while the first and second electrical conductors are in sliding contact with each other; wherein the swivels are arranged concentrically around the common axis so that a plane normal to the axis intersects at least two, preferably three, of the electrical swivels.

A swivel arrangement including high voltage electrical swivels concentrically arranged around a common axis, each swivel including: a first annular housing part and a second annular housing part together defining an internal annular volume; a first solid electrical conductor stationary with respect to the first annular housing part, and a second solid electrical conductor stationary with respect to the second annular housing part, wherein the first and second electrical conductors are arranged within the internal annular volume for making conductive sliding contact with each other, wherein the first annular housing part and second annular housing part are rotatable relative to each other around the common axis while the first and second electrical conductors are in sliding contact with each other; wherein the swivels are arranged concentrically around the common axis so that a plane normal to the axis intersects at least two, preferably three, of the electrical swivels.

A support member may be connectable in a removable and adjustable manner to a track assembly. The support member may include an electrical connector, a contact, and a biasing member. The electrical connector may be adjustable to a first position and a second position. The contact may be connected to the electrical connector and configured to engage a conductor of said track assembly. The contact may be engageable with said conductor when the electrical connector is in the first position. The contact may not be engageable with said conductor when the electrical connector is in the second position. The biasing member may be configured to bias the contact into engagement with said conductor when the electrical connector is in the first position.

A support member may be connectable in a removable and adjustable manner to a track assembly. The support member may include an electrical connector, a contact, and a biasing member. The electrical connector may be adjustable to a first position and a second position. The contact may be connected to the electrical connector and configured to engage a conductor of said track assembly. The contact may be engageable with said conductor when the electrical connector is in the first position. The contact may not be engageable with said conductor when the electrical connector is in the second position. The biasing member may be configured to bias the contact into engagement with said conductor when the electrical connector is in the first position.