Angle measuring device
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United States of America Patent
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Aug 15, 2000
Grant Date -
N/A
app pub date -
Aug 17, 1998
filing date -
Oct 2, 1997
priority date (Note) -
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Abstract
An angle measuring device comprising two legs, a hinge supporting the legs turnably relative to one another about a common axis, at least one rotor, drive unit driving the rotor rotatably about a rotary axis coincided with the turning axis, reference points associated with the legs, at least one reference mark rotating together with the rotor and passing the reference points over a rotary path, the hinge having a central bearing part which is fixedly connected with one of the legs, and a bearing receptacle provided for the other of the legs and arranged concentrically to the turning axis.
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