| 411 / | HD | EXPANDED, THREADED, DRIVEN, HEADED, TOOL-DEFORMED, OR LOCKED-THREADED FASTENER |
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| 190 | DF | HAVING STRUCTURE TO RESTRICT ROTATION OF THREADED, MATING PIECES (E.G., NUT LOCK) {13} |
| 204 | DF | .~ Structure is coaxial, distinct member (e.g., washer, key, or nut portion) that restricts nut piece {7} |
| 222 | DF | .~.~ Internally threaded locking member (e.g., jam nut) {1} |
| 223 |  | .~.~.~ Including means associated with at least one of the nuts for restricting rotation therebetween {11} |
| 224 | DF | .~.~.~.~> Key received in part in each of the nuts {2} |
| 227 | DF | .~.~.~.~> Comprising one or more discrete members serving as a pawl and ratchet {1} |
| 229 | DF | .~.~.~.~> Axially directed, resiliently biased detent means |
| 230 | DF | .~.~.~.~> Canted element |
| 231 | DF | .~.~.~.~> With means resiliently biasing the nuts apart |
| 232 | DF | .~.~.~.~> Side lock {2} |
| 237 | DF | .~.~.~.~> Having a part of one of the nuts extending into a circular, axially directed recess of the other, and further including, in the region of the recess, formations cooperating to restrict relative rotation {1} |
| 239 | DF | .~.~.~.~> Including cooperating formations on the axially opposing portions of the nuts {2} |
| 242 | DF | .~.~.~.~> Plastic deformation of at least one of the nuts |
| 243 | DF | .~.~.~.~> Reversed internal and external threads on one of the nuts |
| 244 | DF | .~.~.~.~> Oppositely threaded {1} |