| 摘要 |
PROBLEM TO BE SOLVED: To provide an improved scanner drive system. SOLUTION: The drive system (40) for an optical imaging head assembly (18) of a scanner (10) is equipped with a rack (42) having a toothed surface (54) and a guide surface (56), a pinion (44) engaged with the toothed surface of the rack, and at least one guide member (46) which comes into contact with the guide surface of the rack. COPYRIGHT: (C)2004,JPO
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