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Sewing or embroidering machine

  • US 5,881,662 A
  • Filed: 03/25/1998
  • Issued: 03/16/1999
  • Est. Priority Date: 03/26/1997
  • Status: Expired due to Fees
First Claim
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1. A sewing machine comprising:

  • input means for entering a plurality of different types of operations of the sewing machine and for entering access authorization data;

    a memory means for associating a type of access code to each of said plurality of different types of operations;

    a control unit means for controlling operation of the sewing machine in response to said type of operation entered by said input means, said control unit including microprocessor means for reading and writing to said memory means to change said type of access code associated with one of said plurality of different types of operations according to said access authorization data entered by said input means.

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