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October 03, 2025

Japan Seiko developed a vacuum cleaner low friction ball bearing

Recently, Seiko introduced a low-friction ball bearing designed specifically for vacuum cleaner motors, which has now been mass-produced as an environmentally friendly product. This innovation significantly reduces friction during rotation by 50% compared to previous models, leading to less heat generation and improved performance. As a result, the motor operates more efficiently and lasts longer, making it a sustainable choice for consumers. With vacuum cleaners typically using high-speed motors that spin at around 45,000 rpm, energy consumption can be quite high. By cutting sliding friction in half, this new bearing helps reduce power usage, contributing to lower electricity bills and a smaller environmental footprint. In addition, the service life of the motor has increased by more than three times compared to older models. This is largely due to the reduced internal heat caused by decreased friction, which helps maintain the integrity of the bearing over time. Importantly, the new bearing is fully compatible with existing designs, meaning there’s no need to modify the original installation setup. Its main dimensions adhere to ISO standards, ensuring seamless replacement without any redesign or reengineering. NSK has long been committed to reducing environmental impact through innovative engineering. With this new product, they aim to achieve annual sales of 200 million yen by 2006, demonstrating their dedication to both sustainability and technological advancement. This development not only enhances product performance but also supports broader environmental goals in the household appliance industry.

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