Radiant energy signal transmitter

Communications: electrical – Continuously variable indicating – With meter reading

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Details

315200R, 34082529, 3581941, 455603, G08C 1900, G02F 100

Patent

active

049721852

ABSTRACT:
An radiant energy transmitter that includes a d.c. to d.c. converter, a d.c. energy storage circuit portion, a triggered radiant energy signaling device, a trigger pulse circuit to initiate operation of the signaling device and an operator adjustable trigger pulse timer circuit portion supplying signals to the trigger pulse circuit at a repetition rate selected by an operator with each signal causing the trigger pulse circuit to provide a trigger pulse to initiate an operation of the signaling device.

REFERENCES:
patent: 2355607 (1944-08-01), Shepherd
patent: 2457502 (1948-12-01), Shepherd
patent: 3550078 (1970-12-01), Long
patent: 3906366 (1975-09-01), Minami et al.
patent: 4016532 (1977-04-01), Rose
patent: 4162477 (1979-07-01), Munkberg
patent: 4218681 (1980-08-01), Hormann
patent: 4234967 (1980-11-01), Henschel
patent: 4321507 (1982-03-01), Bosnak
patent: 4349810 (1982-09-01), Kugo et al.
patent: 4443783 (1984-04-01), Mitchell
patent: 4775865 (1988-10-01), Smith et al.

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