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Switches having at least one liquid contact (solid contacts wetted or soaked with mercury H01H1/08) > Details

Child Classifications

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• H01H 29/04 Contacts; Containers for liquid contacts
• H01H 29/08 Means for introducing a predetermined time delay
• H01H 29/12 Operating mechanisms adapted for operation by a part of the human body other than the hand, e.g. by foot
• H01H 29/14 Operating mechanisms adapted for actuation at a limit or other predetermined position in the path of a body, the relative movement of switch and body being primarily for a purpose other than the actuation of the switch, e.g. door switch, limit switch, floor-levelling switch of a lift