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Spacecraft Mechanisms

Linear Drive

  • Purpose: Synchronization of the force spoke motion or transfer during the antenna deployment.
ParameterValue
Axial travel rate, mm/s0.4 - 0.8
Axial shear force, N2000
Supply voltage, V27
Consumption current of two electric motors, A, not exceeding0.4
Operating temperature range, °С-50 to +70
Operational life defined by cycles, not less than100
Overall dimensions, mm75 х 90 х 70
Mass, kg1.3

High precision electromechanical drive of linear positioning.

Remark

2 commutator electric motors (1 is in reserve).