267 / | HD | SPRING DEVICES |
2 | DF | VEHICLE {14} |
195 | DF | .~ Mechanical spring and nonresilient retarder (e.g., shock absorber) {2} |
196 | DF | .~.~ Friction (e.g., "snubber") {7} |
205 | DF | .~.~.~ Including cam or wedge friction element or actuator therefor {4} |
209 | DF | .~.~.~.~ Including helical coil spring {3} |
210 | .~.~.~.~.~ Transversely oriented coil for biasing friction surfaces |