| 摘要 |
1,009,595. Electric selective signalling. LABORATORIES DE PHYSIQUE APPLIQUEE. April 3, 1964 [April 8, 1963], No. 13943/64. Drawing to Specification. Heading G4H. The invention consists of a position digitizer as claimed in Specification 969,035 which is referred to, provided with relay circuitry to indicate when a predetermined relationship exists between the digitizer reading and a value set-up on decade switches. In the particular embodiment, the fixed contacts of the switches (wiper type) are connected to the indicator lamps of the digitizer and interconnected by diodes, and the indication is given when the set-up value is exceeded. Specification 969,035 is referred to. |
