474 / | HD | ENDLESS BELT POWER TRANSMISSION SYSTEMS OR COMPONENTS |
101 | DF | MEANS FOR ADJUSTING BELT TENSION OR FOR SHIFTING BELT, PULLEY OR GUIDE ROLL {11} |
119 | DF | .~ Belt shifter for shifting belt laterally or for selective engagement and supported disengagement of belt with pulley {4} |
130 | .~.~ Portable hand tool for removing or installing belt |