A manufacturing apparatus of an electrical rotating machine includes a coil segment shaping section for shaping a linear wire rod with a predetermined length into a coil segment with a predetermined shape consisting of a pair of slot insertion portions extending substantially in parallel with each other and a linking portion for coupling the pair of slot insertion portions, and a coil assembling section for assembling a coil by circularly arranging the coil segments shaped in the coil segment shaping section. The coil segment shaping section and the coil assembling section are constituted to continuously perform the shaping and the assembling of the coil segment in each coil segment unit, based on control data set depending on a coil to be fabricated.

A path sensor includes: a sensing device; at least two sensor units assigned to the sensing device, wherein the sensing device can be displaced relative to the sensor units and has a property changing at least once from a starting value to an end value along the sensing device, which property can be detected by the sensor units; and an evaluation unit, which is designed to determine the position of the sensing device relative to the sensor units as a function of the property values detected by the sensor units. The sensing device has at least two sections following on from one another in the direction of movement, along which sections the property changes from at least the starting value to at least the end value, wherein the change has different gradients in the sections.

A path sensor includes: a sensing device; at least two sensor units assigned to the sensing device, wherein the sensing device can be displaced relative to the sensor units and has a property changing at least once from a starting value to an end value along the sensing device, which property can be detected by the sensor units; and an evaluation unit, which is designed to determine the position of the sensing device relative to the sensor units as a function of the property values detected by the sensor units. The sensing device has at least two sections following on from one another in the direction of movement, along which sections the property changes from at least the starting value to at least the end value, wherein the change has different gradients in the sections.

A stator includes an insulator, a wire, a stator core, a cylindrical hollow terminal through which the stator is to be electrically connected, and a resinous molding material covering the stator core and an outer face of the hollow terminal. An inner face of the hollow terminal is exposed from the molding material, and a first end of the hollow terminal is open to the outside of the molding material.

A stator includes an insulator, a wire, a stator core, a cylindrical hollow terminal through which the stator is to be electrically connected, and a resinous molding material covering the stator core and an outer face of the hollow terminal. An inner face of the hollow terminal is exposed from the molding material, and a first end of the hollow terminal is open to the outside of the molding material.

Methods and apparatus are disclosed for assembling a motor rotor. The apparatus includes a rotor fixing module, a conductive bar driving module, a plurality of conductive bars and a pump module. The rotor fixing module supports and holds the rotor. The conductive bar driving module has a plurality of assembling slots. When the pumping module is attached to the conductive bar driving module and each of the conductive bars seals the assembling slots, the pumping module and the assembling slots cooperatively form a sealed chamber, and the pumping module vacuums the sealed chamber to generate a suction force on each of the conductive bars, and the suction force further drives the conductive bars into the assembling slots. The method is for assembling the rotor by utilizing the same procedure mentioned above.

Disclosed are various embodiments for a motor/generator where the stator is a coil assembly and the rotor is a magnetic toroidal cylindrical tunnel or where the rotor is a coil assembly and the stator is a magnetic toroidal cylindrical tunnel, and where the magnetic toroidal cylindrical tunnel includes magnets having a NNSS or SSNN pole configuration.

Disclosed are various embodiments for a motor/generator where the stator is a coil assembly and the rotor is a magnetic toroidal cylindrical tunnel or where the rotor is a coil assembly and the stator is a magnetic toroidal cylindrical tunnel, and where the magnetic toroidal cylindrical tunnel includes magnets having a NNSS or SSNN pole configuration.

The disclosure relates to a method for producing a stator. Electrical conductor elements are arranged in slots of a laminated core of a two-layer winding. The conductor ends of the conductor elements are moved relative to one another on an end side of the sheet metal packet at one or both of the layers by a positioning process by axially plugging together a normal helix tool with the axial conductor ends of some of the conductor elements and subsequent relative rotation of the normal helix tool relative to the sheet metal packet, and by axially plugging together a selective skewing tool with the axial conductor ends of the remaining conductor elements, such that they have a provided relative end position with respect to each other for a connection of a part of the conductor ends with corresponding conductor ends of the other layer.

The disclosure relates to an electric machine including a stator having a plurality of teeth and on which a winding of the electric machine is arranged, wherein a respective intermediate space is formed between neighboring teeth. The electric machine further includes a rotor that may rotate relative to the stator, wherein an air gap is formed between the stator and the rotor. The electric machine further includes a plurality of closing devices for closing the respective intermediate spaces in relation to the air gap, and wherein a respective closing device of the plurality of closing devices is arranged between neighboring teeth of the stator.