Electronic timer

Electrical transmission or interconnection systems – Switching systems – Switch actuation

Patent

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Details

307603, 307109, 3071414, 368107, 368 89, H01H 4304, H03K 17284

Patent

active

047758015

ABSTRACT:
A self contained electronic timer device for controlling the length of time that a peripheral device connected to the timer will operate. The timer has a novel way of use a capacitor bank with charge ladling so that a precision time can be selected with a minimal of cheap components.

REFERENCES:
patent: 3193803 (1965-07-01), Hoffman
patent: 3614543 (1971-10-01), Dick
patent: 4521705 (1985-06-01), Bartels
patent: 4523103 (1985-06-01), Zirkl

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