| 464 / | HD | ROTARY SHAFTS, GUDGEONS, HOUSINGS, AND FLEXIBLE COUPLINGS FOR ROTARY SHAFTS |
| 30 | DF | OVERLOAD RELEASE COUPLING {9} |
| 45 | DF | .~ Torque transmitted via frictional engagement of planar radially extending surfaces {1} |
| 46 | DF | .~.~ With separate resilient member for biasing surfaces into engagement {1} |
| 47 | | .~.~.~ Coil spring {1} |
| 48 | DF | .~.~.~.~> Plural, circumferentially spaced coil springs |