Voltage limiting and indicating device

Details Voltage limiting and indicating device Voltage limiting and indicating device

1991-11-14

1994-08-30

Hickey, R. J.

Electricity: battery or capacitor charging or discharging

Serially connected batteries or cells

With discharge of cells or batteries

320 25, 320 48, 340636, H02J 710

Patent

active

053431359

ABSTRACT:
A voltage monitoring and controlling device (1) adapted for attachment between a power source and a power discharge terminal, characterized in that the device includes circuit means to indicate whether the voltage level in said power source is below, or at a first predetermined minimum threshold value. The device (1) also has means (6) to detect incorrect connection polarity and means (16, 17) for the prevention of voltage surges beyond a second predetermined value from the power source.

REFERENCES:
patent: 3671851 (1972-06-01), Harkness
patent: 4238722 (1980-12-01), Ford
patent: 4365241 (1982-12-01), Morishita
patent: 4366430 (1982-12-01), Wright
patent: 4617506 (1986-10-01), Bogie et al.
patent: 4701688 (1987-10-01), Guim
patent: 4740740 (1988-04-01), Taranto et al.
patent: 4786851 (1988-11-01), Fuji et al.
patent: 4869688 (1989-09-01), Merio

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