| 发明名称 |
BIDIRECTIONAL RIBBON DRIVE CONTROL FOR PRINTERS |
| 摘要 |
<p>A printer having an ink ribbon with a bidirectional ribbon drive in which a pair of stepper motors have their windings cross-coupled so that a drag current flows through one stepper motor to apply drag torque to the ribbon when the other stepper motor is operated for driving. EN979015</p> |
| 申请公布号 |
CA1127001(A) |
申请公布日期 |
1982.07.06 |
| 申请号 |
CA19800365282 |
申请日期 |
1980.11.21 |
| 申请人 |
INTERNATIONAL BUSINESS MACHINES CORPORATION |
发明人 |
MAKO, JOHN |
| 分类号 |
G11B15/43;B41J33/32;B41J33/34;B41J33/40;B41J33/51;(IPC1-7):41J33/40 |
主分类号 |
G11B15/43 |
| 代理机构 |
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代理人 |
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| 主权项 |
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| 地址 |
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