Key operated mechanism for producing coded signal combinations for selecting a function of a multifunctional device
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United States of America Patent
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Nov 29, 1988
Issued Date -
N/A
app pub date -
Dec 24, 1987
filing date -
Sep 12, 1985
priority date (Note) -
Expired
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Abstract
This invention pertains to a key operated mechanism for producing coded signal combinations for selecting a function of a multifunctional device. The mechanism includes a plurality of magnetically operated switches arranged along a key guide. The key includes magnets specifically positioned for interaction with the magnetically operated switches in accordance with a code diagram. Closing of the switches sends signals to a code signal user, which if the signals are enabling activates an associated machine such as a franking machine.
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