U.S.AMeasuring elementThe invention relates to a measuring element (30) for measuring a bearing cup (21) in an arm of a cross groove (20). The arm of the cross groove (20) is connected with a transmission shaft seal (10), and the transmission shaft seals (10) transmit motion to each other, The utility model comprises a body (31), comprising a lower body (312) and a top cover (311), wherein the top cover (311) is clamped on the lower body (312);A housing (313) having a closed volume allowing positioning of the circuit (50) configured for the sensor (60),The shell is formed in the body (31) and is arranged to be accessible through an opening of the upper cover (311);A circuit (50),Located in the circuit housing (313) and configured to work with a sensor (60);An attachment surface (3141) is configured to engage the lower body (312) with the bearing cup (21);A sensor (60) connected to the circuit (50) is arranged to extend from the lower body (312) to the front surface of the bearing cup (21);A power supply (40) configured to provide power to the sensor (60) and the circuit (50).
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