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:
Apr. 22, 1986
Filed:
Aug. 13, 1984
Applicant:
Inventors:
Hsing C Tuan, Palo Alto, CA (US);
Malcolm J Thompson, Palo Alto, CA (US);
Assignee:
Xerox Corporation, Stamford, CT (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01D / ;
U.S. Cl.
CPC ...
346159 ; 346155 ; 358300 ;
Abstract
A fluid jet assisted ion projection electrographic marking apparatus including a marking head having integrally fabricated thereon, an array of modulating electrodes, divided into sections, address bus lines, data bus lines and suitable thin film switches, for sequentially bringing the electrodes of a selected section to a predetermined voltage during a portion of the line scan time. The electrodes of non-selected sections in conjunction with the thin film switches, hold the predetermined voltage for controlling the passage of ions, exiting the apparatus, during the remainder of the line scan time.