Optical reader having placement detecting mechanism
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Oct 5, 1999
Grant Date -
N/A
app pub date -
Jul 25, 1997
filing date -
Jul 29, 1996
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A casing of an optical reader comprises a reading head and a handle. The reading head includes a frame portion having a bottom opening of a parallelogram. A first switch and a second switch are provided on the frame portion, adjacent to the bottom opening. The first switch and the second switch are placed symmetrically and diagonally about the center of the bottom opening. When the first switch and the second switch are pressed and the tip ends of them become flush with the frame portion, they are turned on. The optical reading is controlled in accordance with the combination of the signals outputted from the first and second switches.
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