18483374. ROTARY ELECTRIC MACHINE simplified abstract (DENSO CORPORATION)

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ROTARY ELECTRIC MACHINE

Organization Name

DENSO CORPORATION

Inventor(s)

Keiji Kondo of Kariya-city (JP)

Toshihiro Takei of Kariya-city (JP)

Atsushi Umeda of Kariya-city (JP)

Hirotaka Kurozaki of Kariya-city (JP)

ROTARY ELECTRIC MACHINE - A simplified explanation of the abstract

This abstract first appeared for US patent application 18483374 titled 'ROTARY ELECTRIC MACHINE

Simplified Explanation

The abstract describes a rotary electric machine with a unique design for the rotor and stator cores.

  • The rotor core is made of a steel plate laminated in the axial direction of the rotation shaft.
  • The stator core is located outside the rotor core and also includes a steel plate laminated in the axial direction.
  • The average plate thickness of the steel plate in the stator core is smaller than that of the rotor core.
  • The steel plate in the stator core has a varying thickness, with the portion closer to the outer edge being thinner than the portion closer to the inner edge.

Potential Applications

This technology could be applied in various electric machines such as generators, motors, and other rotating machinery where efficiency and performance are crucial.

Problems Solved

This design helps in reducing losses due to eddy currents and hysteresis, improving the overall efficiency of the electric machine.

Benefits

- Improved efficiency - Reduced energy losses - Enhanced performance

Potential Commercial Applications

"Optimizing Steel Plate Thickness in Rotary Electric Machines for Improved Efficiency"

Possible Prior Art

There may be prior art related to the optimization of steel plate thickness in electric machines to improve efficiency and performance.

Unanswered Questions

How does this design impact the overall size and weight of the electric machine?

The abstract does not provide information on whether this design affects the size and weight of the electric machine.

Are there any limitations or drawbacks to this design compared to traditional rotor and stator core designs?

The abstract does not mention any potential limitations or drawbacks of this design that could be compared to traditional designs.


Original Abstract Submitted

A rotary electric machine includes a rotor core and a stator core. The rotor core includes a steel plate laminated in an axial direction of a rotation shaft of a rotor. The stator core is provided outside an outer periphery of the rotor core and includes a steel plate laminated in the axial direction. An average plate thickness of the steel plate of the stator core is smaller than an average plate thickness of the steel plate of the rotor core. In the steel plate of the stator core, a plate thickness of a portion between a predetermined position and a radially outer edge in a radial direction around the rotation axis is smaller than a plate thickness of a portion between the predetermined position and a radially inner edge in the radial direction.