Method and apparatus for implementing same phase power...

Details Method and apparatus for implementing same phase power... Method and apparatus for implementing same phase power...

2007-05-15

2007-05-15

Nguyen, Matthew V. (Department: 2838)

Electricity: power supply or regulation systems

Including a transformer or an inductor

Potential transformer

Reexamination Certificate

active

10709995

ABSTRACT:
The method and apparatus for implementing the same phase power supply scheme of the present invention is to utilize means selecting one phase from the three source lines, and supplying power only to the load at single phase line with the neutral line as a return (grounded) line, meanwhile de-energizing the loads of three phase lines at the demand side automatically during a period of time of power shortage.

REFERENCES:
patent: 3949272 (1976-04-01), Smith
patent: 4188619 (1980-02-01), Perkins
patent: 4473816 (1984-09-01), Perkins
patent: 4611190 (1986-09-01), Montague
patent: 5790356 (1998-08-01), Bottrell et al.
patent: 6058001 (2000-05-01), McComber et al.
patent: 6181125 (2001-01-01), Li et al.

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