Patent · US Expired

Portable laser diode scanning head with aiming beam

US5132525A · kind A · utility

23Cited by

4References

14Claims

0Family size

Inventors

Jerome Swartz · Oakfield, US
Howard Shepard · Yorktown, US
Eric F. Barkan · San Francisco, US
Mark Krichever · Hauppauge, US
Boris Metlitsky · Stony Brook, US
Edward Barkan · Miller Place, US

Key dates

Filing date	Jan 22, 1991
Grant date	Jul 21, 1992
Priority date	—
Expiry date	Jan 22, 2011

Classification

Technology area (CPC G)Physics
CPC primaryG06K2207/1011
WIPO fieldComputer technology
WIPO sectorElectrical engineering

Abstract

A portable laser diode scanning head, aimable at each symbol to be read, emits and receives non-readily-visible laser light, and is equipped with a trigger-actuated aiming, light arrangement for visually locating and tracking each symbol. A compact laser diode optical train and an optical folded path assembly, as well as an interchangeable component design and an integral window construction for the head also are disclosed.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.