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Controller pack

  • US 5,897,437 A
  • Filed: 10/08/1996
  • Issued: 04/27/1999
  • Est. Priority Date: 10/09/1995
  • Status: Expired due to Term
First Claim
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1. A controller pack detachably attached to a controller which is connected to a video game machine, comprising:

  • a case;

    a vibration source which is attached to said case and generates a vibration using electric power; and

    a driver circuit which applies said electric power to said vibration source in response to a command signal from said game machine.

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