Bowling spiel for blind person, has switch that is coupled between display device and sensor device for transferring information about number and position of cones

摘要

The bowling spiel (1) has a sensor device (33) with sensors for sensing whether the individual cones (15) are at the intended positions. A display device (31) has blind people detectable indicators for indicating whether the individual cones are at the intended positions. A switch (32) is coupled between the display device and the sensor device for transferring information about the number and the position of the cones.