Power transmission controller for electronic calculators
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United States of America Patent
Stats
-
Aug 18, 1981
Issued Date -
N/A
app pub date -
Sep 12, 1979
filing date -
Sep 21, 1976
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
Disclosed is a power transmission controller for an electronic calculator which controls power transmission to a computation circuit and a display device included within the electronic calculator. The power transmission controller indicates a forthcoming termination of the power transmission at a first stage in unison with a first control signal derived from a timer circuit through said display device. Then the power transmission controller terminates said power transmission at the second stage in accordance with a second control signal derived from the timer circuit. A clear key for conducting a clear operation functions to initiate the power transmission to said computation circuit and said display device.
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Family
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