In-wheel technology documentation

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Contact Us OnlineA compact and lightweight yet powerful in-wheel motor! We respond to your request for "more power but lighter!" #InWheel #WheelType
The WGI series, short for "Wheel Gear-In," maximizes the features of our coreless motor, particularly its hollow structure, by placing gears within the hollow section, achieving compactness and lightweight design. Additionally, the motor itself is highly efficient, significantly increasing the range! Furthermore, it incorporates EAT (Electrical Automatic Transmission) technology, which enhances torque at low speeds with low current and allows for high-speed rotation in high-speed mode, creating a dream-like new technology that electrifies the transmission. *You can see the details in our demo unit. Please take a look at our new proposal for small mobility. Customization of various shapes, tire types, and outputs is also possible. 【Specifications】 ■ Maximum output: 1,500W ■ Rated voltage: 48Vdc ■ Rated torque: 30Nm ■ Rated speed: 570rpm ■ Outer diameter: φ205 ■ Thickness: 101mm ■ Weight: 1.7kg ■ Gear ratio: 6.5 For more details, please contact us or download the catalog.
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Free membership registrationA compact and lightweight yet powerful in-wheel motor! We respond to your request for "more power, but lighter!" #InWheel #WheelType
In conventional motors, the motor and gearhead mechanism are separate, which makes geared motors larger and complicates the miniaturization of the system. By utilizing the coreless structure's key feature, the "hollow structure," and incorporating a special planetary gearhead into that part, we enable the overall system to be more space-efficient. (GM Series) This time, we introduce the WGI series, designed from the GM series for electric bikes and electric wheelchairs. "A desire for power but a need for lightness." "A wish for free design within limited space"—this is a must-see for you! Customization of various shapes, tire types, and outputs is also possible. **Features** - "Gear-integrated" brushless motor - Space-saving - We provide the desired rotation speed and torque. - Maximizes the high-speed rotation of coreless motors - Excellent quietness due to the integrated gear For more details, please contact us or download the catalog.
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Free membership registrationThe fixed shaft features a unique technology that allows for a through-type design, making it a wheel-in motor that is strong against loads and impacts. #TechnicalDocumentation #InWheel
In conventional motors, the motor and gearhead mechanism are separate, making geared motors larger and complicating the miniaturization of the system. By utilizing one of the main features of the coreless structure, the "hollow structure," and incorporating a special planetary gearhead into that part, we enable the overall space-saving of the system. (GSH Series) This time, we would like to introduce the WGI Series, designed for electric assist bicycles and electric wheelchairs, from the GSH Series. "A desire for power, but a need for lightness." "A wish for free design within limited space" – this is a must-see for you! 【Features】 ■ "Gear-integrated" brushless motor ■ Space-saving ■ We provide the desired rotational speed and torque. ■ Maximizes the high-speed rotation of the coreless motor ■ Excellent quietness due to the integrated gear For more details, please contact us or download the catalog. *The comprehensive catalog includes "characteristic diagrams."
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Free membership registrationA compact and lightweight yet powerful wheel motor! We respond to your request for "power is desired, but I want a lightweight wheel." #Wheel #WheelType
In conventional motors, the motor and gearhead mechanism are separate, which makes geared motors larger and complicates the miniaturization of the system. By utilizing one of the main features of the coreless structure, the "hollow structure," and incorporating a special planetary gearhead into that part, we enable the entire system to be more space-efficient. (GSH series) This time, we introduce the WGI series of wheel-type motors designed for electric assist bicycles and electric wheelchairs from the GSH series. "Want power but want to keep it light." "A must-see for those who want to design freely within limited space!" 【Features】 ■ "Gear-integrated" brushless motor ■ Space-saving ■ Provides the desired rotation speed and torque. ■ Maximizes the high-speed rotation of coreless motors ■ Excellent quietness due to gear integration For more details, please refer to the catalog. Feel free to contact us with any inquiries.
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Free membership registrationA powerful in-wheel motor that is compact and lightweight! We respond to your request for "more power, but less weight"!
In conventional motors, the motor and gearhead mechanism are separate, which makes geared motors larger and complicates the miniaturization of the system. By utilizing one of the key features of the coreless structure, the "hollow structure," and incorporating a special planetary gearhead into that part, we can achieve overall space-saving for the system. (GSH series) This time, we would like to introduce the WGI series, designed from the GSH series for electric assist bicycles and electric wheelchairs. "A desire for power, but a need for lightness." "A wish for free design in limited space." This is a must-see for you! 【Features】 ■ "Gear-integrated" brushless motor ■ Space-saving ■ We provide the desired rotation speed and torque. ■ Maximizes the high-speed rotation of the coreless motor ■ Excellent quietness due to gear integration For more details, please refer to the catalog. Feel free to contact us with any inquiries.
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Free membership registrationThe "Mechanical Stitching Method" by Nichinichisui Road Machinery Co., Ltd. is a new technique that allows for the repair of metal cracks without the application of heat. By using special bolts and reinforcement plates, cracks are physically removed, and repairs are made without causing any thermal impact on the base material. Repairs can be carried out in environments where open flames cannot be used. Since no heat is applied, the disassembly of equipment is minimized. ◎ For more details, please contact us. ◎ If a detailed technical explanation is needed, please contact us.
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Free membership registrationThe "Mechanical Stitching Method" by Nichinichisui Road Machinery Co., Ltd. is a new technique that allows for the repair of metal cracks without the application of heat. By using special bolts and reinforcement plates, cracks are physically removed, and repairs are made without causing any thermal impact to the base material. Repairs can be carried out in environments where open flames cannot be used. Since no heat is applied, the disassembly of equipment is minimized. ◎ For more details, please contact us. ◎ If you require a detailed technical explanation, please contact us.
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Free membership registrationThe "Mechanical Stitching Method" by Nichinichisui Road Machinery Co., Ltd. is a new technique that allows for the repair of metal cracks without the application of heat. By using special bolts and reinforcement plates, cracks are physically removed, and repairs are made without causing any thermal impact on the base material. Repairs can be carried out even in environments where open flames cannot be used. Since no heat is applied, the disassembly of equipment is kept to a minimum. ◎ For more details, please contact us. ◎ If a detailed technical explanation is needed, please contact us.
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Free membership registrationThe "Mechanical Stitching Method" by Nichinichisui Road Machinery Co., Ltd. is a new technique that allows for the repair of metal cracks without the application of heat. By using special bolts and reinforcement plates, cracks are physically removed, and repairs are made without any thermal impact on the base material. Repairs can be conducted in environments where open flames cannot be used. Since no heat is applied, the disassembly of equipment is minimized. ◎ For more details, please contact us. ◎ If a detailed technical explanation is required, please contact us.
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Free membership registrationWe will be exhibiting jointly with Ando Corporation at the "22nd Pipe and Equipment Comprehensive Exhibition 2025 OSAKA," which will be held for three days from September 11 (Thursday) to September 13 (Saturday), 2025, at Intex Osaka, Hall 6A. Please be sure to stop by when you visit. 【Exhibition Schedule】 ● Environmentally friendly heat exchanger "Heat Recovery Heat Exchanger" ● Cut model of "Stainless Steel High Efficiency Heat Exchanger" ● Skeleton model of heating and cooling heat exchanger "SK Water Coil" ● Cooling heat exchanger "SK Water Coil Cartridge Type" ● Radiant heating pipe for space heating "SK Aerofin Tube" ◆ Event Dates: September 11 (Thursday) to September 13 (Saturday), 2025 10:00 AM to 5:00 PM (until 3:00 PM on the last day) ◆ Venue: Intex Osaka, Hall 6A Address: 1-5-102 Nanko-Kita, Suminoe-ku, Osaka City, Osaka Prefecture, 559-0034 Access: https://www.intex-osaka.com/jp/access/ ◆ Booth Number: 112 ◆ Admission Method: Pre-registration required (free) *Please check the official website for details.
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