| 摘要 |
Apparatus for supporting a scanner head, the apparatus comprising: a carrier assembly; a bogey assembly; and a scanner head assembly, comprising a mounting for holding a scanner head; wherein the scanner head assembly and the bogey assembly are both mounted on spring bearings on the carrier assembly such that they can both move in a vertical direction, and the scanner head assembly comprises at least two collinear vertical bearings which restrict movement of the scanner head assembly to vertical movement substantially perpendicular to a document path, and the bogey assembly comprises two laterally spaced bearings which allow rotational movement of the bogey assembly about the scanner head mounting.
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