F23N5/20—Systems for controlling combustion with a time programme acting through electrical means, e.g. using time-delay relays
F23N5/206—Systems for controlling combustion with a time programme acting through electrical means, e.g. using time-delay relays using electrical or electromechanical means
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Engineering & Computer Science
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Chemical & Material Sciences
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Combustion & Propulsion
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Mechanical Engineering
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General Engineering & Computer Science
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Waste-Gas Treatment And Other Accessory Devices For Furnaces
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Dispositif electromecanique de commande de l'ouverture d'une serrure et serrure de portiere de vehicule automobile comportant un tel dispositif