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US 4,240,146 AGranted
Indicating devices
AssigneePlessey Handel und Investments AG
InventorChristopher W. Iles
Life of this patent
Estimating the term…
Abstract
A charge indicating arrangement in the form of a taximeter is provided which is arranged to store a current tariff structure and a proposed tariff structure and which is provided with means for switching from one to the other at a required time e.g. a specified time and date on which the proposed tariff structure is required to take effect.
Claims11
A taximeter comprising:
- processing means for calculating a taxi fare;
- random access memory means having first and second memory areas for storing tariff information;
- date input means operable under the control of the processing means for loading the first memory area with said tariff information relating to a first tariff and for loading the second memory area with said tariff information relating to a second tariff;
- coupling means for coupling the first memory area with the processing means so as to enable the processing means to calculate a taxi fare in accordance with the first tariff;
- and
- changeover means operable in response to a predetermined command signal for coupling the processing means with the second memory area so as to enable the processing means to calculate thereafter a further taxi fare in accordance with the second tariff.
3 more elements
Dependencies are inferred from the claim text.