Provided is a heat dissipating capacitor comprising internal electrodes of opposing polarity forming a capacitive couple between external terminations. A dielectric is between the internal electrodes. The heat dissipating capacitor comprises at least one thermal dissipation layer and at least one thermal conductive termination wherein the thermal dissipation layer is in thermally conductive contact with the thermal conductive termination.

Provided is a heat dissipating capacitor comprising internal electrodes of opposing polarity forming a capacitive couple between external terminations. A dielectric is between the internal electrodes. The heat dissipating capacitor comprises at least one thermal dissipation layer and at least one thermal conductive termination wherein the thermal dissipation layer is in thermally conductive contact with the thermal conductive termination.

A capacitor device includes: a film capacitor element that has a coiled body in which an insulating layer and an electrification layer are laminated and wound together, and a pair of collector electrodes that are formed upon two opposite end faces of the coiled body; a case that has a capacitor housing portion within which the film capacitor element is received; a pair of inserts having insulation properties, one of which is inserted between one of the pair of collector electrodes and one of inner walls of the capacitor housing portion; and a mass of sealing and insulating material that is charged between the film capacitor element and the one of the inner walls of the capacitor housing portion.

A capacitor device includes: a film capacitor element that has a coiled body in which an insulating layer and an electrification layer are laminated and wound together, and a pair of collector electrodes that are formed upon two opposite end faces of the coiled body; a case that has a capacitor housing portion within which the film capacitor element is received; a pair of inserts having insulation properties, one of which is inserted between one of the pair of collector electrodes and one of inner walls of the capacitor housing portion; and a mass of sealing and insulating material that is charged between the film capacitor element and the one of the inner walls of the capacitor housing portion.

A gas laser device may include: a laser chamber containing laser gas; a first discharge electrode disposed in the laser chamber; a second discharge electrode disposed to face the first discharge electrode in the laser chamber; and a condenser including a polyimide dielectric and configured to supply power to between the first discharge electrode and the second discharge electrode.

A gas laser device may include: a laser chamber containing laser gas; a first discharge electrode disposed in the laser chamber; a second discharge electrode disposed to face the first discharge electrode in the laser chamber; and a condenser including a polyimide dielectric and configured to supply power to between the first discharge electrode and the second discharge electrode.

A DC link capacitor module includes at least one capacitor cell having a capacitor element, a housing forming a cup, the at least one capacitor cell being at least partially pushed into the cup. A fluidtight cover includes an end wall and a peripheral wall, and covers the capacitor element. A protective resin is poured into the cup, wherein a first part of the at least one capacitor cell is immersed in the protective resin over a first height and a second part of the at least one capacitor cell, distinct from the first part, is out of the protective resin over a second height. The peripheral wall includes an uninterrupted end zone that is immersed in the protective resin over a third height so that the second part of the at least one capacitor cell is protected in a fluidtight manner by the fluidtight cover.

A film capacitor including a core, a plurality of film layers wrapped around the core, and at least one first spacer arranged between two first film layers of the plurality of film layers, wherein an interstice configured outside of a spacer cross-section is provided between the two first film layers by the at least one first spacer.

A film capacitor including a core, a plurality of film layers wrapped around the core, and at least one first spacer arranged between two first film layers of the plurality of film layers, wherein an interstice configured outside of a spacer cross-section is provided between the two first film layers by the at least one first spacer.

A film capacitor and a related current conversion unit is provided. The film capacitor comprises: a capacitor housing having an end wall and a peripheral wall arranged circumferentially along the end wall, wherein the end wall and the peripheral wall collectively enclose an accommodating space of the capacitor housing, and wherein the end wall is configured as a thermally conductive metal wall; a busbar, arranged in the accommodating space of the capacitor housing and having a connection end extending from the accommodating space away from the end wall; a plurality of capacitor cores connected in parallel, arranged in the accommodating space of the capacitor housing and respectively connected to the busbar; and potting compound, filled in the accommodating space of the capacitor housing and separating the plurality of capacitor cores from the thermally conductive metal wall.