The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 06, 1991
Filed:
May. 18, 1990
David W Boyd, Greeley, CO (US);
C William Elder, Jr, Evans, CO (US);
Hewlett-Packard Company, Palo Alto, CA (US);
Abstract
An aperture and light source assembly including an elongate aperture plate having a longitudinally extending, aperture defining slit at a top end thereof and a light source for illuminating an object to be scanned including a first elongate bulb and a second elongate bulb positioned adjacent opposite lateral sides of the vertically disposed portion of said aperture plate and below the top end slit therein; a connector and spacer assembly fixedly connecting the bulbs in spaced apart, parallel relationship; and an attachment assembly associated with the connector assembly removably attaching the light source to the optical scanner; and whereby the first and second bulbs are installable and removable from the optical scanner as a modular unit.