| 摘要 |
1,064,786. Electric selective signalling. FUJITSU Ltd. Jan. 13, 1964 [Jan. 11, 1963], No. 1506/04. Heading G4H. In a system as described in Specification 1,064,785 in which a machine tool is positioned in accordance with a number comprising lower digits B and higher digits A, a compensation signal is applied, to the drive control if A+B and B both represent changes in position in the same direction and if the change consequent on B involves movement of the detector beyond a range determined by the detector. |
