Patents Assigned to Syntronics Music Corporation
  • Velocity sensing device using opto-electronic switches
    Patent number: 4362934
    Abstract: A musical synthesizer keyboard has a plurality of keys mounted so that each key may be displaced along and return along a locus of movement and where during travel in either direction along said locus a key causes a change of state in each of two corresponding optical detectors at spaced locations along said locus. Means are provided for signalling the states of the detectors to other equipment.
    Type: Grant
    Filed: April 8, 1981
    Date of Patent: December 7, 1982
    Assignee: Syntronics Music Corporation
    Inventor: David M. McLey