Patent ID: 6622916
Filing Date: 2003-09-23
Classification: G06K

Abstract:
An optical indicia scanner, comprising:(a) a housing; (b) a light source disposed in said housing; (c) a photodetector head disposed in said housing; (d) an optical indicia engaging, clear front plate disposed on said housing through which clear front plate said indicia is scanned when said optical indicia engaging, clear front plate is parallely disposed against said optical indicia; and (e) apparatus disposed in said housing to move said light source and said photodetector transversely back and forth in said housing so as to move said photodetector along said optical indicia to scan said optical indicia; wherein said apparatus comprises: an endless belt disposed in said housing to which said photodetector head is attached; a reversible motor disposed in said housing to move said endless belt; and a shaft on which said photodetector head is journaled disposed in said housing, said shaft being parallel to a line defined by aligning marks disposed on said indicia engaging, clear front plate.