Weighing scales – Miscellaneous
Patent
1980-05-02
1981-11-10
Hartary, Joseph W.
Weighing scales
Miscellaneous
200 52R, 340365R, 177165, G01G 2300
Patent
active
042992990
ABSTRACT:
A weighing machine with a function key device and an electronic indicator, wherein the function key device comprises an electrically conductive contact sensor and a micro key device with a movable element arranged behind the contact surface and operatively connected therewith, so that manual pressure on the contact surface can operate the device either by electrical contact with the contact surface or by movement of the micro key device.
REFERENCES:
patent: 4219089 (1980-08-01), Gard
Blawert Dieter
Knothe Erich
Melcher Franz-Josef
Hartary Joseph W.
Sartorius GmbH
Schellin Eric P.
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