NEW-TYPE DIAL FOR TIMEPIECES AND INDICATING INSTRUMENTS

摘要

State of art: dials with needle. Novelty: new-type dial for timepieces and indicating instruments such as thermostats or weighing devices. Constitution: coloured circular rings (1, 2, 3) which are provided with a void arc length 4 destined to define the measured value throughout rotation of said rings. Leds can be used in electronic devices, which Leds can successively switch on or off in order to create, in this manner, the sensation of a rotary disc.