Class 218/100 - Disconnect switch

Subclass of Class 218 - High-voltage switches with arc preventing or extinguishing devices
Definition: Subject matter including a mechanical switch that is intended
No. of patents: 2
Last issue date: 01/09/1996

Number	Title	Issue Date
5483032	High voltage load interrupter with safety system A high voltage load interrupter including an oil switch and a vacuum switch, an oil switch operating handle for manual operation of the oil switch, and a vacuum switch operating handle for manual operation of the vacuum switch, in which the oil switch ope...	01/09/1996
4324961	Distribution transformer having a primary disconnect switch An oil-filled distribution transformer having a primary disconnect switch disposed within the housing and utilizing two movable bridging contacts and four stationary contacts for completing a series circuit therethrough. The switch includes a trip mechani...	04/13/1982

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