Patent ID: 11946783
Assignee: SOPHONIX CO., LTD.
Field: Measurement (Instruments)
Classification: CPC G | IPC G

Claim 4:
5. A photon measuring and reading device according to claim 4, wherein the control mechanism comprises a photoelectric switch installed on the mounting seat and a turntable fixed on the output shaft at the tail end of the double head motor, a notch is arranged at an edge of the turntable, the photoelectric switch is in signal connection with the double head motor, and comprises an infrared transmitting portion and an infrared receiving portion respectively located on opposite sides of the turntable, and the infrared transmitting portion and the infrared receiving portion are arranged opposite to each other, and the notch is capable of being positioned opposite to the infrared transmitting portion and the infrared receiving portion when the turntable is rotated with the output shaft of the double head motor.