Device for the noncontacting determination of the direction...

G - Physics – 01 – P

Patent

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Details

CPC

73/58, 340/148.1

IPC codes

G01P 3/36 (2006.01) G01P 13/04 (2006.01) G01S 17/50 (2006.01)

Type

Patent

Patent number

CA 1107838

Description

Abstract of the Disclosure To determine the direction of movement during noncontacting speed measurement using optical measuring systems, the measuring surface is projected onto two photoelectric transducers arranged one behind the other in the direction of movement. The output signals of the two transducers are converted to square-wave signals, and their phases are compared in a phase comparator consisting of three suitably interconnected flip-flops.

Application Number

285320

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