For Timing Heating Or Cooling Means Patents (Class 425/160)
  • Control circuit for phonograph record pressing die apparatus
    Patent number: 3954363
    Abstract: Control circuitry for record pressing equipment is provided, and is characterized by ease of shifting between automatic and manual operational modes, and at any stage, as well as by simplicity and ease of operation. The flow control of cooling a heating fluid for the die means is integrated with the control circuitry.
    Type: Grant
    Filed: May 8, 1974
    Date of Patent: May 4, 1976
    Assignee: United Artists Music and Records Group, Inc.
    Inventor: Csaba K. Hunyar