Electrical pulse counters – pulse dividers – or shift registers: c – Applications – Measuring or testing
Patent
1981-01-27
1983-10-11
Britton, Howard
Electrical pulse counters, pulse dividers, or shift registers: c
Applications
Measuring or testing
235 30R, 364467, G07B 1300, G06F 1520
Patent
active
044096852
ABSTRACT:
Electronic taximeter comprising a clock, a distance pick-up, a counter registering the number n1 of clock pulses delivered between two distance pulses, three registers R2, R3, R4 in which are recorded constant numbers n2, p2 and p1, a multiplier circuit, a selector circuit, a totalizing counter and a luminous display unit.
Each taxi run is split into successive portions of equal length, and the fixed unit price p2 and the price n1.p1 variable with the speed are worked out for each portion, after what the highest of the two is selected and a total fare is displayed by adding up the partial prices.
REFERENCES:
patent: 3512706 (1970-05-01), Sanders
patent: 3818186 (1974-06-01), Harwood
patent: 3880350 (1975-04-01), Iwatani et al.
patent: 3970827 (1976-07-01), Ikuta et al.
patent: 4045656 (1977-08-01), Scott
patent: 4118775 (1978-10-01), Boyce
patent: 4160155 (1979-07-01), Steele et al.
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