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  1. Harmonic Drive® High Precision Gear

    Harmonic Drive® rotary actuators are the easiest solution for your high precision motion control applications. Performance matched precision gearing, motors, and encoders are designed to …

  2. Harmonic Drive | Description, Advantages, & Facts | Britannica

    Harmonic Drive, mechanical speed-changing device, invented in the 1950s, that reduces the gear ratio of a rotary machine to increase torque. It operates on a principle different from that of …

  3. Harmonic Drive Group Companies

    With over 60 years of experience and innovation, Harmonic Drive developed and patented a break-through technology for a new breed of high-precision, zero-backlash strain wave gears.

  4. Harmonic Drive SE

    Immerse yourself in the world of Harmonic Drive® actuation technology – with the new catalogues for solutions from the fields of mechanics and mechatronics. All information at a glance: from …

  5. HARMONIC-DRIVE.COM

    Harmonic Drive® rotary actuators are the easiest solution for your high precision motion control applications. Performance matched precision gearing, motors, and encoders are designed to …

  6. What is a Harmonic Drive? (Zero-Backlash Gear Mechanism …

    Jun 26, 2025 · A Harmonic Drive is a precision gear system that provides high gear reduction ratios with minimal backlash and compact size. It uses a flexible spline, a circular spline, and a …

  7. Products - Harmonic Drive SE

    Harmonic Drive® Gears consist of three individual components – Circular Spline, Flexspline and Wave Generator. Gear component sets extremely compact design ensures installation in …

  8. Harmonic Drive® gears - Over 50 years of experience

    Our high-precision, zero-backlash Harmonic Drive® strain wave gears and Harmonic Planetary® gears have, and continue to play critical roles in robotics, spaceflight applications, …

  9. The Principle of HarmonicDrive: Precision Through Flexibility

    Jun 30, 2025 · The HarmonicDrive, or strain wave gear, uses an elliptical cam (Wave Generator) to deform a flexible toothed cup (Flexspline) inside a rigid ring gear (Circular Spline). This …

  10. Harmonic Drives: Evolution of Design and Technology for High

    Nov 18, 2025 · Harmonic drives, or strain wave gears, are precision mechanical systems widely recognized for their compactness, efficiency, and versatility in high-precision applications such …