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Spacecraft Mechanisms

Harmonic Drive. Type 2

  • Purpose: Used as part of high-precision antenna pointing drive.
  • Year of release: 2014
  • Guaranteed service life (years): 15
  • Estimated production / delivery time (months): 2
ParameterValue
Transfer error, arcsec, not exceeding±30
Lost motion, arcsec, not exceeding40
Repeatability, arcsec, not exceeding±9
Operational life defined by revolutions, not less than200000
Overall dimensions, mmØ85 х 34

High precision drive with the gear wheel.