Abstract: A rechargeable battery pack having a housing, a plurality of cells located within the housing, a heat sink for dissipating heat from the plurality of cells, wherein the plurality of cells are encapsulated by the heat sink, and at least one elongated cooling channel to provide for active cooling, wherein the elongated cooling channel is within the housing and at least partially defined by the heat sink. A rechargeable battery pack having a housing, a plurality of cells located within the housing, wherein no single cell is completely surrounded by adjacent cells, a heat sink for dissipating heat from the plurality of cells, wherein the plurality of cells are encapsulated by the heat sink, and at least one elongated cooling channel to provide for active cooling, wherein the elongated cooling channel is located within the housing and is at least partially defined by the heat sink.

Abstract: A portable charging station for providing portable power and rechargeability, particularly for handheld battery-powered outdoor power tools, is provided. The charging station includes a housing having a plurality of charging ports operatively connected thereto, wherein the charging ports provide a plurality of different forms of connectors as well as a plurality of different types of output power from the charging ports. The charging station includes a primary power source that is rechargeable and selectively powers each of the charging ports.

Abstract: Systems and methods for improved generators are described. One embodiment includes an assembly for an axial flux generator, the assembly comprising an arc-shaped rotor section that includes a rotor support configured to rotate around an axis of a generator, and an at least one rotor element for power generation that is connected to the rotor support; an arc-shaped stator section comprising a stator support and an at least one stator element for power generation connected to the stator support; wherein the rotor section and the stator section are configured to provide an axial air gap between the at least one rotor element and the at least one stator element, and wherein the at least one rotor element and the at least one stator element are positioned to be at substantially the same radial distance from the axis of the generator.

Abstract: Systems and methods for improved generators are described. One embodiment includes an assembly for an axial flux generator, the assembly comprising an arc-shaped rotor section that includes a rotor support configured to rotate around an axis of a generator, and an at least one rotor element for power generation that is connected to the rotor support; an arc-shaped stator section comprising a stator support and an at least one stator element for power generation connected to the stator support; wherein the rotor section and the stator section are configured to provide an axial air gap between the at least one rotor element and the at least one stator element, and wherein the at least one rotor element and the at least one stator element are positioned to be at substantially the same radial distance from the axis of the generator.

Abstract: The present invention provides an axial rotary energy device which is arranged in a multi-phase electric current configuration. The device includes a rotor having a plurality of permanent magnet poles secured thereto and further includes a stator formed by stacking a plurality of printed circuit board working conductor layers together with a plurality of printed circuit board connecting layers. The stator having at least one working conductor layer for each phase of the electric current and at least one connecting conductor layer associated with one working conducting layer. The working conductor layer and the connecting conductor layer each having radial conductors extending from an inner diameter through-hole to an outer diameter through-hole. A plurality of via conductors are provided for electrically connecting selected ones of the radial connectors of the connecting conductor layer to selected ones of the radial connectors of the working conductor layers through the through-holes.