Intrinsically safe multi-drop communication hub

Number of patents in Portfolio can not be more than 2000

United States of America

PATENT NO 12255448
APP PUB NO 20230145314A1
SERIAL NO

17906649

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Abstract

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An intrinsically safe (IS) multi-drop communication hub operable in a hazardous environment, including a power contact; a controller and a first signal input contact; a multiplexer communicatively connected to the controller; and a communication port communicatively connected to the controller to transmit the signal data provided by the multiplexer, wherein when the controller causes the multiplexer to supply power in a predetermined sequence to a first of the IS devices during a first time interval to generate a signal from the first of the IS devices and, after the first time interval, to a second of the IS devices during a second time interval, which does not overlap in time with the first time interval, to generate a signal from the second of the IS devices.

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Patent Owner(s)

  • FRANKLIN FUELING SYSTEMS, LLC

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Demin, Vitaliy Saco, US 9 39
Dyson, Timothy South Berwick, US 8 5
Gillis, John J Sebago, US 3 41
Lapayev, Alexander Portland, US 1 0

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