| 200 / | HD | ELECTRICITY: CIRCUIT MAKERS AND BREAKERS |
| 402 | DF | SNAP {4} |
| 468 | ![]() | .~ Single snap {3} |
| 469 | DF | .~.~> Including lost motion coupling to cam |
| 470 | DF | .~.~> Contact movement is blocked by latch until spring is charged |
| 471 | DF | .~.~> Contact restrained before snap spring is charged (e.g., detent) {1} |