with timing of actuation of contacts due to a non-rotatable moving part

Full Title

Time or time-programme switches providing a choice of time-intervals for executing one or more switching actions and automatically terminating their operation after the programme is completed > with timing of actuation of contacts due to a non-rotatable moving part

Child Classifications

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• H01H 43/26 the actuation being produced by a substance flowing due to gravity, e.g. sand, water
• H01H 43/28 the actuation being produced by a part, the speed of which is controlled by fluid-pressure means, e.g. by piston and cylinder