Horology: time measuring systems or devices – Time interval – Electrical or electromechanical
Patent
1989-04-04
1990-11-27
Miska, Vit W.
Horology: time measuring systems or devices
Time interval
Electrical or electromechanical
368185, 368232, 116308, 116DIG46, G04F 800, G09F 900
Patent
active
049742175
ABSTRACT:
A scale indicator used with an electronic setting apparatus, in which at least one of first and second indication sheets has the front surface with a plurality of scale marks and windows, and a third indication sheet rotatable from outside is arranged in 9 space between the first and second indication sheets. At least one of two surfaces of the third indication sheet is printed with characters of a plurality of series of units and numerals representing a plurality of setting scale ranges. The characters of each series of units and numerals are visible from outside through the windows by changing the angle of rotation. A single indicator is thus able to indicate a plurality of scale ranges being available for setting physical quantities and other numerical values.
REFERENCES:
patent: 2132051 (1938-10-01), Schuttenberg
patent: 2514745 (1950-07-01), Dalzell
patent: 3713285 (1973-01-01), Haufe
patent: 4410774 (1983-10-01), Houpt
patent: 4440503 (1984-04-01), Arichi et al.
patent: 4547877 (1985-10-01), Arichi et al.
patent: 4660992 (1987-04-01), Paul et al.
IDEC Izumi Corporation
Miska Vit W.
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