Harmonic Drive Wave Generator from Germany
Cam-shaped wave generator flexes the harmonic drive flexspline for ultra-precise speed reduction ratios up to 160:1 in robotics. Novel classification under HTS 8483.90.50 as speed changer gearing part despite unique principle. Thin-walled bearing race optimizes deformation.
Duty Rate — Germany → United States
27.5%
Rate breakdown
9903.82.0925%Except as provided for in headings 9903.82.16 and 9903.85.68, articles of copper and derivative aluminum and steel articles, as provided for in subdivisions (c)(vi)–(viii) of U.S. note 16 to this subchapter
9903.03.060%Articles of aluminum, of steel, or of copper or derivative aluminum or steel articles; passenger vehicles (sedans, sport utility vehicles, crossover utility vehicles, minivans, and cargo vans) and light trucks; parts of passenger vehicles (sedans, sport utility vehicles, crossover utility vehicles, minivans, and cargo vans) and light trucks; medium- and heavy-duty vehicles; parts of medium- and heavy-duty vehicles; wood products; and semiconductor articles, of any country, as provided in subdivision (aa)(v) of U.S. note 2 to this subchapter
Import Tips
• Proprietary design patents or technical literature establishes novelty
• Strain gauge test data proves flexing function
• Avoid generic 'bearing' descriptions in documentation