Clutch for e-Bike
Personal Mobility Clutch
This is a "one-way clutch" that is installed in drive unit of e-Bike and connects or disconnects assist forces from motor.
By providing bespoke clutches for each unit through our diverse lineup, we contribute to be making the drive unit lighter, more compact, and improving ride comfort through highly accurate transmission of assist force.
Tsubaki Personal Mobility Clutch Lineup
Cam & Roller (Radial Load Resistant Model) NEWHigh Torque Compatible Product
- Under development
- Patent pending
- No bearings are required
- Center pedal shaft
Cam & Roller (Radial Load Resistant Model) Conventional product
- In production
- Patented
- No bearings are required
- Application examples: Center drive motor shaft
Cam & Roller (Without Retainer Type)
- In production
- Features: No bearings are required, High torque model and compact
- Application examples: Center pedal shaft
Cam & Roller (Radial / axial load resistant model)
- In lineup
- Patent pending
- Features: No bearings required, supports axial loads
- Application examples: Center drive motor shaft, hub unit
Cam & Roller (For Hub Unit)
- In lineup
- Patented
- No bearings are required
- Application examples: hub unit
Comparison Tsubaki clutch with competitor products
Rollover : Breakage mode by overload
Transmission Capacity/Dimension Table
* The above values are for reference only. (Optimum design will be provided according to customers’ requirements and applications.)
Cam and roller type
Radial load Resistance
| Reference example | Allowable Torque (Nm) |
Inner raceway diameter (mm) |
Outer raceway diameter (mm) |
Min installation width (mm) |
|---|---|---|---|---|
| A | 127 | 30 | 38.294 | 10.7 |
| B | 178 | 30 | 38.294 | 14.7 |
| C | 227 | 40 | 48.294 | 10.7 |
| D | 190 | 50 | 58.294 | 7.7 |
| E | 455 | 50 | 58.294 | 14.7 |
| F | 298 | 60 | 68.294 | 7.7 |
| G | 409 | 60 | 68.294 | 10.7 |
| H | 1020 | 100 | 108.294 | 14.7 |
Thank you for your interest in TSUBAKI mobility products.
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Mobility
Toward a Sustainable Society
The Tsubaki Group is engaged in the “art of moving” and aims to provide value that exceeds expectations
to become a company that continues to be needed by society.
