Synchronous and resonant drives for producing multiple scan...

Details Synchronous and resonant drives for producing multiple scan... Synchronous and resonant drives for producing multiple scan...

2006-06-13

2006-06-13

Le, Thien M. (Department: 2876)

Registers

Coded record sensors

Particular sensor structure

C235S462010

Reexamination Certificate

active

07059528

ABSTRACT:
A raster pattern for reading bar code symbols is created by successively reflecting a light beam off scan mirrors oscillated respectively by a resonant motor drive and by another motor drive driven synchronously with the resonant drive.

REFERENCES:
patent: 4409470 (1983-10-01), Shepard et al.
patent: 4816661 (1989-03-01), Krichever et al.
patent: 5504318 (1996-04-01), Joseph et al.

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