The sheet discharge device 1, wherein {HEAD ~ the signal transmission mechanism} includes {TAIL ~ an angle detection sensor} configured to detect an angle of oscillation of the pendulum mechanism, and transmits one of the first signal and the second signal based on the angle that has been detected by the angle detection sensor 
includes
The sheet discharge device 1 , wherein { HEAD ~ the signal transmission mechanism } includes { TAIL ~ an angle detection sensor } configured to detect an angle of oscillation of the pendulum mechanism , and transmits one of the first signal and the second signal based on the angle that has been detected by the angle detection sensor
OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH