| 摘要 |
A computer controlled pattern stitching machine includes input means 30 for supplying BCD X and Y-axis scaling signals to enlarge or contract a pattern to be sewn, control means 28 including a CPU 58, a RAM 60 and a memory 62, and drive means 32 including X and Y-axis stepping motors for moving a gripped fabric relative to a needle bar in response to signals from the control means. The stepping motors 42, 44 drive respective timing belts 66, 78, and belt 66 carries orthogonally mounted X and Y-axis rail members 70, 84 on which a cloth holding device 68 is secured.
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