G04C23/00—Clocks with attached or built-in means operating any device at preselected times or after preselected time-intervals
G04C23/14—Mechanisms continuously running to relate the operation(s) to the time of day
G04C23/18—Mechanisms continuously running to relate the operation(s) to the time of day for operating one device at a number of different times
G04C23/20—Mechanisms continuously running to relate the operation(s) to the time of day for operating one device at a number of different times with contacts operated, or formed by clock hands or elements of similar form
Landscapes
Physics & Mathematics
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General Physics & Mathematics
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Liquid Crystal Substances
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Diaphragms For Electromechanical Transducers
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Shielding Devices Or Components To Electric Or Magnetic Fields
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