Geometrical instruments – Area integrators – Electrical
Patent
1978-03-06
1979-10-02
Aegerter, Richard E.
Geometrical instruments
Area integrators
Electrical
356373, G01B 1104
Patent
active
041693167
ABSTRACT:
A vibration resistant measuring device is disclosed of the type which includes a scale and a scanning unit which is guided along the scale. This device includes a compensating mass connected to the scanning unit to counteract and reduce the tendency of the scanning unit to lift off the scale during periods of high acceleration.
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patent: 3094942 (1963-06-01), Blumel
patent: 3721967 (1973-03-01), Englert et al.
patent: 4070759 (1978-01-01), Nelle
Aegerter Richard E.
Dr. Johannes Heidenhain GmbH
Shepperd John W.
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