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Imaging device with stock supervision means

  • US 5,594,529 A
  • Filed: 11/27/1995
  • Issued: 01/14/1997
  • Est. Priority Date: 11/30/1994
  • Status: Expired due to Term
First Claim
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1. An imaging device supervision system comprising:

  • an imaging device having associated therewith a supply of consumable items;

    a stock supervision device electronically connected to said imaging device, said stock supervision device being configured to electronically store stock data relating to said supply of consumable items and said stock supervision device configured to update said stock data based on use data transmitted from said imaging device to said stock supervision device; and

    a stock estimating device connected to said stock supervision device, said stock estimating device configured to estimate a time interval in which said supply of consumable items of said imaging device becomes exhausted in response to communications with said stock supervision device;

    wherein said stock estimating device calculates average use data based upon said use data, calculates an estimated amount of consumable items used between a current date and an expected delivery date based upon said average use data, calculates a required minimum amount of stock based on a time lag between said expected delivery date and an actual delivery date, and calculates an appropriate amount of stock based on said minimum amount of stock and said estimated amount of consumable items used.

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