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PORTABLE COMPUTERIZED DATA COMMUNICATION DEVICE

  • US 20090322277A1
  • Filed: 06/26/2009
  • Published: 12/31/2009
  • Est. Priority Date: 11/30/1992
  • Status: Abandoned Application
First Claim
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1. In a data collection system,A hand held computerized data collection terminal having user interface means providing for interaction with a user of the terminal during data collection operation, said terminal having computer processor means and control circuitry connected with said user interface means and with said computer processor means for controlling operation of said terminal, said terminal having a battery pack removably secured therewith and supplying operating power to said computer processor means and said control circuitry, said battery pack having an electrically conductive short-circuit element mounted thereon for enabling sensing of the presence of the battery pack, and said terminal having element sensing means switchable between a charging circuit enabling condition and a charging circuit disabling condition in dependence upon the presence of a battery pack with the element and the presence of a battery pack without such an element, respectively.

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