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Patent EP0264265A2 successfully refreshed from Google Patents.
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EP0264265A2 Expired / Lapsed EP ⏱️ 0.0 years remaining

Print head movement velocity control system for printer

Assignee: International Business Machines Corp
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Filing: 1987-10-14
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Granted: —
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Expires: 2007-10-14
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Abstract

Abstract The present invention relates to a printer of the type which comprises means for receiving sets of print data each representing a line of characters to be printed on a print medium, a print head for performing print operations in accordance with the sets of print data, means for moving the print head relative to the print medium, and a control system for controlling the velocity of movement of the print head and for controlling the print operations. According to the invention the printer is characterised in that the control system comprises means for selecting the velocity of movement of the print head in accordance with the characteristics of each set of print data.

Inventors

  • 👤 Jerry Walter Malcolm

Bibliographic Details

Application Number —
Jurisdiction EP
Data Source google_patents
Last Synchronized 2026-10-27 17:11
CPC Classifications
B; B41; B41J; B41J2/00; B41J2/485; B41J2/505; B41J2/5056; G; G06; G06K; G06K15/00; G06K15/02; G06K15/10

Claims Analysis

Total Claims: 5
Claim 1
Independent Claim 98 words
A printer comprising means for receiving sets of print data each representing a line of characters to be printed on a print medium, a print head for performing print operations in accordance with said sets of print data, means for moving said print head relative to said print medium, and a control system for controlling the velocity of movement of said print head and for controlling said print operations, characterised in that said control system comprises means for selecting the velocity of movement of said print head in accordance with the characteristics of each set of print data.
Claim 2
Dependent Claim 98 words
A printer comprising means for receiving sets of print data each representing a line of characters to be printed on a print medium, a print head for performing print operations in accordance with said sets of print data, means for moving said print head relative to said print medium, and a control system for controlling the velocity of movement of said print head and for controlling said print operations, characterised in that said control system comprises means for selecting the velocity of movement of said print head in accordance with the characteristics of each set of print data.
Claim 3
Dependent Claim 29 words
A printer as claimed in Claim 1 characterised in that said control system selects any one of a predetermined number of different velocities of movement of said print head.
Claim 4
Dependent Claim 21 words
A printer as claimed in either of the preceding claims characterised in that said control system selects the highest suitable velocity.
Claim 5
Dependent Claim 34 words
A printer as claimed in any one of the preceding claims comprising an application program for controlling said control system characterised in that said application program includes code representing available print head movement velocities.

References Cited (Backward Citations)

No citation records indexed.

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