Registers – Coded record sensors – Particular sensor structure
Patent
1981-10-15
1984-02-07
Schreyer, Stafford D.
Registers
Coded record sensors
Particular sensor structure
235 68, H04M 1510
Patent
active
044305281
ABSTRACT:
An apparatus and method are disclosed for counting the number of calls made by a user during a counting period. The apparatus includes a telephone having a curved handset which is displaceable approximately 90.degree. from a rest position to a use position. Attached to the telephone handset at a slight angle from horizontal is a relatively flat counter. The counter uses a series of zigzag tracks and a ball movable in the tracks to count the number of calls made by the user. In the method of the present invention, a call made by the user is counted by tilting the handset slightly to one side as the handset is raised to make the call and tilting the handset slightly to the same side as the handset is lowered after completing a call. In this manner, the ball in the counter is advanced along the zigzag track. Incoming calls and uncompleted calls are not counted by tilting the handset slightly to one side or the other as the handset is raised and by tilting the handset to the opposite side as the handset is lowered so that the ball is returned to the same peak in the zigzag track.
REFERENCES:
patent: 1243610 (1917-10-01), Jones
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