Registers – Platform operated – Platform actuated traffic counters
Patent
1979-07-23
1981-07-28
Thesz, Joseph M.
Registers
Platform operated
Platform actuated traffic counters
235 92CC, 235 92PE, 343 13R, G06M 308
Patent
active
042812399
ABSTRACT:
In a projectile scoring system including a transmitter for illuminating the projectile and a plurality of spaced apart sensors providing signals indicative of the time of arrival of the reflected energy at each of the sensors, timing apparatus including counters activated by the sensor signals and deactivated simultaneously at a predetermined later time. The differences between the counts being utilized in a computer to calculate the position of the projectile relative to the sensors.
REFERENCES:
patent: 3226713 (1965-12-01), Sorkin et al.
patent: 3241063 (1966-03-01), Beattie et al.
patent: 3277473 (1966-10-01), Calhoon et al.
patent: 3333264 (1967-07-01), Knepper
patent: 3496562 (1970-02-01), Smith
patent: 3801917 (1974-04-01), Weinstein
patent: 3808407 (1974-04-01), Ratz
Coon Michael D.
Grace Martin K.
Smith Steven R.
Motorola Inc.
Parsons Eugene A.
Thesz Joseph M.
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