Position indicating device
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Apr 30, 1991
Grant Date -
N/A
app pub date -
Jun 20, 1989
filing date -
Jun 21, 1988
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A manual position indicating device comprises a body portion (1) that can be moved by hand across a surface; and a support member (4) movably mounted to the body portion. The support member includes a graticule (13) and associated signal generating or detecting circuitry for interaction in use with position determining apparatus, whereby the relative positions of the graticule (13) and the body portion (1) are selected by suitably moving the support member and body portion relatively to one another. A cooperating ball (11) and notch system (10) is provided for locking the support member (4) relative to the body portion (1) in a number of different positions.
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Cited Art Landscape
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