Mobile electronic lineal measurement device with switchable magn

Details Mobile electronic lineal measurement device with switchable magn Mobile electronic lineal measurement device with switchable magn

1992-05-21

1993-03-16

Nelms, David C.

Radiant energy

Photocells; circuits and apparatus

Optical or pre-photocell system

G01D 534

Patent

active

051947307

ABSTRACT:
An apparatus for measuring the lineal movement of a product is disclosed. This apparatus contains a wheel, means for moving the wheel in the X axis or the Y axis, and means for producing at least one electrical signal every time said wheel is rotated. The wheel is in contact with the surface of a moving product, and means are provided to maintain such contact.
A signal is generated at least once every time the wheel is rotated. This signal is fed to a display device.

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patent: 4587419 (1986-05-01), Kim
patent: 4752683 (1988-06-01), McGuire
patent: 4806752 (1989-02-01), Fischer
patent: 5038243 (1991-08-01), Gordon

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