18527438. POWER TRANSMISSION DEVICE simplified abstract (TOYOTA JIDOSHA KABUSHIKI KAISHA)

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POWER TRANSMISSION DEVICE

Organization Name

TOYOTA JIDOSHA KABUSHIKI KAISHA

Inventor(s)

Naoto Onoda of Sunto-gun (JP)

Yuki Kurosaki of Yamato-shi (JP)

Akira Iida of Susono-shi (JP)

Kohji Takamatsu of Nagoya-shi (JP)

POWER TRANSMISSION DEVICE - A simplified explanation of the abstract

This abstract first appeared for US patent application 18527438 titled 'POWER TRANSMISSION DEVICE

The patent application describes a power transmission device that includes a planetary gear mechanism with a sun gear, ring gear, pinion gear, and carrier, all housed in a case member. An extending member extends from the ring gear towards one side, with a holding member connected to the case member to hold the ring gear in place.

  • Planetary gear mechanism with sun gear, ring gear, pinion gear, and carrier
  • Extending member from ring gear with holding member to secure ring gear
  • Case member housing the planetary gear mechanism

Potential Applications: - Automotive industry for transmission systems - Industrial machinery for power transmission - Robotics for precise movement control

Problems Solved: - Efficient power transmission - Compact design for space-constrained applications - Secure mounting of ring gear for stability

Benefits: - Improved power transfer efficiency - Compact and reliable design - Enhanced control over movement

Commercial Applications: Title: "Innovative Power Transmission Device for Various Industries" This technology can be used in automotive, industrial, and robotics sectors for efficient power transmission, leading to improved performance and reliability in machinery.

Questions about the technology: 1. How does the extending member contribute to the stability of the ring gear? The extending member provides additional support and stability to the ring gear, ensuring smooth operation and reducing wear and tear on the gears. 2. What are the key advantages of using a planetary gear mechanism in power transmission devices? Planetary gear mechanisms offer high torque capacity, compact size, and smooth operation, making them ideal for various applications in different industries.


Original Abstract Submitted

A power transmission device includes: a planetary gear mechanism including a sun gear that is an external tooth gear, a ring gear that is an internal tooth gear located coaxially with the sun gear, a pinion gear that is an external tooth gear and meshes with the sun gear and the ring gear, and a carrier that rotatably supports the pinion gear; a case member that accommodates the planetary gear mechanism; an extending member that extends from an outer peripheral portion of the ring gear toward one side in a thrust direction; and a holding member that is provided at an end of the extending member on a side opposite to the ring gear side in the thrust direction, the holding member being connected to the case member for holding the ring gear.