18366855. COOLING MECHANISM OF VEHICLE POWER TRANSMISSION DEVICE simplified abstract (TOYOTA JIDOSHA KABUSHIKI KAISHA)

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COOLING MECHANISM OF VEHICLE POWER TRANSMISSION DEVICE

Organization Name

TOYOTA JIDOSHA KABUSHIKI KAISHA

Inventor(s)

Kotaro Arata of Toyota-shi (JP)

Shinichiro Suenaga of Nagoya-shi (JP)

Iori Matsuda of Toyota-shi (JP)

Kenta Tabuchi of Toyota-shi (JP)

COOLING MECHANISM OF VEHICLE POWER TRANSMISSION DEVICE - A simplified explanation of the abstract

This abstract first appeared for US patent application 18366855 titled 'COOLING MECHANISM OF VEHICLE POWER TRANSMISSION DEVICE

Simplified Explanation

The patent application describes a system where the oil pump and oil cooler are located in the rear cover, with integrated cooling oil passages to guide oil to the electric motors MG. This design allows for shorter cooling oil passages compared to traditional systems.

  • Oil pump and oil cooler are in the rear cover
  • Cooling oil passages integrated in rear cover
  • Oil guided to electric motors MG through dedicated passages in rear cover
  • Shorter cooling oil passages compared to traditional systems

Potential Applications

The technology described in the patent application could be applied in various electric motor systems that require efficient cooling mechanisms, such as electric vehicles, industrial machinery, and renewable energy systems.

Problems Solved

This innovation solves the problem of lengthy cooling oil passages in traditional systems, which can lead to inefficiencies and increased energy consumption. By integrating the cooling oil passages in the rear cover, the system can achieve more efficient cooling of the electric motors MG.

Benefits

The main benefits of this technology include improved cooling efficiency, reduced energy consumption, and a more compact design due to the shorter cooling oil passages. Additionally, the integrated design simplifies the overall system architecture and maintenance requirements.

Potential Commercial Applications

The technology could be commercialized in the electric vehicle industry, industrial automation sector, and renewable energy market under the title "Efficient Cooling System for Electric Motors".

Possible Prior Art

One possible prior art could be traditional cooling systems for electric motors, which may involve longer cooling oil passages passing through various case members, leading to potential inefficiencies and maintenance challenges.

Unanswered Questions

How does this technology compare to other cooling systems for electric motors?

This article does not provide a direct comparison with other cooling systems available in the market. Further research and testing would be needed to evaluate the performance and efficiency of this technology compared to existing solutions.

What are the potential cost implications of implementing this technology in different applications?

The article does not address the cost implications of implementing this technology in various applications. Understanding the cost-effectiveness of the system in different scenarios would be crucial for its adoption in commercial settings.


Original Abstract Submitted

Since the oil pump and the oil cooler are provided in the rear cover and the cooling oil passages for guiding the oil to the respective electric motors MG are integrated in the rear cover, the cooling oil passages do not pass through other case members other than the rear cover. As a consequence, it is possible to shorten the cooling oil passage through which the oil is guided to the respective electric motors MG.