Toyota jidosha kabushiki kaisha (20240162766). ELECTRIC MOTOR simplified abstract

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ELECTRIC MOTOR

Organization Name

toyota jidosha kabushiki kaisha

Inventor(s)

Hideaki Miyazono of Kasugai-shi (JP)

Junichi Deguchi of Toyota-shi (JP)

Hironori Asaoka of Okazaki-shi (JP)

Kei Ohta of Toyota-shi (JP)

Sho Okazaki of Toyota-shi (JP)

Junya Kobayashi of Ama-shi (JP)

ELECTRIC MOTOR - A simplified explanation of the abstract

This abstract first appeared for US patent application 20240162766 titled 'ELECTRIC MOTOR

Simplified Explanation

The electric motor described in this patent application includes a stator with a supply hole, a first flow passage, and second flow passages. The first flow passage extends along the circumferential direction of the stator, while the second flow passages extend along the stator's axis and intersect the first flow passage. Guides are placed in the first flow passage to disrupt the flow of refrigerant, which is supplied from the supply hole and disturbed by the guides. Some of the refrigerant flows into the second flow passages, ensuring even distribution and effective cooling of the entire stator.

  • Stator with supply hole, first flow passage, and second flow passages
  • Guides in the first flow passage disrupt refrigerant flow
  • Refrigerant is evenly distributed and cools the stator effectively

Potential Applications

The technology described in this patent application could be applied in various electric motor systems where efficient cooling of the stator is crucial, such as in electric vehicles, industrial machinery, and HVAC systems.

Problems Solved

This innovation addresses the challenge of uneven cooling in electric motors, which can lead to overheating and reduced performance. By ensuring even distribution of refrigerant, the entire stator is effectively cooled, improving the motor's efficiency and longevity.

Benefits

- Improved cooling efficiency - Enhanced motor performance and longevity - Reduced risk of overheating and damage

Potential Commercial Applications

  • Optimized cooling system for electric vehicles
  • Enhanced performance in industrial machinery
  • Improved efficiency in HVAC systems

Possible Prior Art

One possible prior art could be the use of traditional cooling methods in electric motors, which may not provide as effective and even cooling as the system described in this patent application.

Unanswered Questions

How does the design of the guides impact the flow of refrigerant in the first flow passage?

The patent application mentions the use of guides to disturb the flow of refrigerant, but it does not provide specific details on the design or configuration of these guides.

What materials are recommended for the construction of the stator to ensure optimal cooling efficiency?

The patent application focuses on the design and functionality of the cooling system but does not mention the specific materials that would be best suited for the stator to enhance cooling performance.


Original Abstract Submitted

an electric motor disclosed herein may include a stator, a supply hole, a first flow passage, and second flow passages. the first flow passage and the second flow passages may be provided in the stator. the first flow passage may extend along a circumferential direction of the stator. the second flow passages may extend along an axis of the stator and cross the first flow passage. a plurality of guides may be provided in the first flow passage to disturb a flow of refrigerant. the refrigerant is supplied from the supply hole to the first flow passage and disturbed by the guides. a part of the refrigerant of which flow is disturbed flows into the second flow passages. the refrigerant is distributed, thus, the refrigerant flows evenly into the second flow passages. the entire stator is thus effectively cooled.