CYCLO’s unique ‘gearless’ design is distinctly superior to common involute gear speed reducers, operating in compression rather than shear, resulting in:
- Minimal vibration
- 500% Momentary shock-load capacity
- Low backlash and extended operational life
Servo Motors Cyclo Drive Overview
Reducer featuring high strength and reliability, thanks to its unique Cyclo® mechanism. Cyclo® reducer with a flange, for servo motors, and Utilizes unique Cyclo® mechanism for durability and long product life.

Two Series of Servo Motors Cyclo Drive
- Standard-Backlash Series
- Low-Backlash Series: 6 arc min (12 arc min for reduction ratio 6)

Technical Info
Standard-Backlash Series
Allowable Peak Torque | Up to 12,125 lb-in (29.7 – 1370 N?m) |
Motor Capacity | 0.2 kW – 9.0 kW |
Output Shaft Direction(s) | Any Mounting Direction (horizontal, vertical downward, vertical upward) |
Mounting Style | Foot Mount, Case mount, Flange Mount |
Frame Size | 12 sizes |
Reduction Ratio | 6:1 – 87:1 |
Low-Backlash Series
Backlash | 6 arc min?12 arc min for reduction ratio 6? |
Allowable Peak Torque | Up to 5,575 lb-in (29.7 – 630 N?m) |
Motor Capacity | 0.2 kW – 5.0 kW |
Output Shaft Direction(s) | Any Mounting Direction |
Mounting Style | Foot Mount, Case mount, Flange Mount |
Frame Size | 4 sizes |
Reduction Ratio | 6:1 – 29:1 |
Read More :
Reference : us.sumitomodriv
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