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Apparatus for controlling the carriage of a printer

  • US 4,678,979 A
  • Filed: 07/03/1986
  • Issued: 07/07/1987
  • Est. Priority Date: 07/04/1985
  • Status: Expired due to Fees
First Claim
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1. An apparatus for controlling the carriage of a printer with a stepping motor, for reciprocating the carriage having a printing head mounted thereon, comprising a power source circuit, a drive circuit for driving said stepping motor with electric power supplied from said power source circuit, and a controller which controls said drive circuit;

  • wherein said controller is provided with voltage detecting means for detecting the magnitude of the voltage supplied from said power source circuit, and delay control means for delaying the initiating of the drive of said stepping motor at each end of the reciprocating motion of said carriage according to said magnitude of detected voltage supplied from said voltage detecting means.

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