Friction Gear Includes Idler Engaging Facing Concave Surfaces Patents (Class 476/39)
- With condition responsive means to vary contact pressure (Class 476/41)
- Plural toric cavities (Class 476/42)
- Including threaded means to adjust idler (Class 476/43)
- Including toothed gearing to adjust idler (Class 476/44)
- Including spring means to bias friction surfaces into engagement (Class 476/45)
- Idler supported by roller bearing (Class 476/46)