| 摘要 |
1305092 Measuring insulating thickness B ZUMBACH [trading as ZUMBACH ELECTRONIC-AUTOMATIC] 13 April 1970 [23 April 1969] 17345/70 Heading G1N In a device for determining the thickness of an insulating layer on an electrical conductor, a measuring head 10 is mounted on a split ring 40 which is in turn rotatably mounted, via rollers 42, in a split structure 41, the gaps in the ring and structure allowing movement of the device on to the moving cable 44. Rotation is provided by a reciprocating drive 43. The device is mounted in a rotatable block 49 biased by a spring 52 for weight compensation. (For Figure see next page) |
