Communications: electrical – Systems – Timer control
Patent
1978-09-07
1980-03-11
Pitts, Harold I.
Communications: electrical
Systems
Timer control
3403091, 340384E, 340384R, G08B 700
Patent
active
041930649
ABSTRACT:
A timer, especially for cardiopulmonary resuscitation, to generate multiple series of pulsating signals to be used by one or more rescuers to time different, but related, operations in reviving a victim whose heart and breathing have just stopped. The pulses of each series are repetitive at different rates, and the first pulse of each series starts after a certain number of pulses of a preceding series has been generated.
REFERENCES:
patent: 4090355 (1978-05-01), Morohoshi
Gillette Donald P.
Pitts Harold I.
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