242 / | HD | WINDING, TENSIONING, OR GUIDING |
570 | DF | COIL HOLDER OR SUPPORT (E.G., SPINDLE, DISPENSER, OR SPOOL) {6} |
571 | DF | .~ Radially expansible or contractile {8} |
571.3 | DF | .~.~ Spool loading responsive {1} |
571.4 | DF | .~.~.~ Compressible or deflectable {1} |
571.5 | .~.~.~.~ Longitudinal rib |