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

Claim 3:
4. A photon measuring and reading device according to claim 3, wherein the cam comprises a base body coaxially arranged with the output shaft at the tail end of the double head motor, an edge of the base body is provided with a radius varying portion with gradually increased distance from an edge to a circle center of the base body, an end of the radius varying portion having a farthest distance from the edge to the circle center of the base body is provided with an arc-shaped extension part concentric with the base body, an arc-shaped clamping slot capable of clamping the roller is formed between the extension part and the base body, a circle center of the clamping slot is located on the circle center of the base body, and the mounting seat is provided with a control mechanism for controlling the output shaft at the tail end of the double head motor to rotate forward and reverse alternately.