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US 6,604,277 B2Granted
Method for locking contacts in automatic transfer switch
AssigneeGeneral Electric Company
InventorsRonald L. Schultz, Dariusz Fudala
Life of this patent
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Abstract
A method for locking contacts in an automatic transfer switch is provided. The automatic transfer switch includes a plurality of pole units including a plurality of contact pairs. The method includes mounting an interior locking device in at least one pole unit and locking at least one contact pair individually with the interior locking device housed in that contact pair's pole unit.
Claims7
A method for locking contacts in an automatic transfer switch including a plurality of pole units including a plurality of contact pairs, said method comprising the steps of:
- mounting an interior locking device in at least one pole unit;
- and
- locking at least one contact pair individually with the interior locking device with a dual disk housed in that contact pair's pole unit.
Dependencies are inferred from the claim text.