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. 28, 1981
Filed:
Apr. 30, 1979
Applicant:
Inventors:
Richard J Coburn, West Hartford, CT (US);
Thomas D Kegelman, Ridgefield, CT (US);
Assignee:
KCR, Inc., East Hartford, CT (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G / ; H04N / ; H04N / ;
U.S. Cl.
CPC ...
346161 ; 346 742 ; 358300 ; 355 20 ;
Abstract
Image formation and development apparatus using electrostatic techniques which is suitable for plain paper printing is provided wherein a cathode ray pin tube is used with a flexible discontinuous dielectric member that is moved past the pin tube, the selectively energized pins providing information-bearing areas (i.e. toner attracting areas) on the dielectric member; the latent electrostatic image is developed and may thereafter to transferred to plain paper and fixed for subsequent use. The apparatus includes pin tube cleaning means operative when the belt discontinuity passes the pin tube face.