| 403 / | HD | JOINTS AND CONNECTIONS |
| 300 | ![]() | DISTINCT END COUPLER {8} |
| 301 | DF | .~> Diverse serial connections {1} |
| 303 | DF | .~> Single actuator for plural connections {1} |
| 305 | DF | .~> Plural opposed sockets |
| 306 | DF | .~> Separate screw or pin-type connections |
| 307 | DF | .~> Continuous thread |
| 308 | DF | .~> Having separable end caps or plugs |
| 309 | DF | .~> Interrupted periphery, e.g., split or segmental, etc. {2} |
| 314 | DF | .~> Including member wedging or camming means |