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:
Feb. 22, 1983
Filed:
Apr. 23, 1980
Applicant:
Inventor:
Jacob Koorneef, Eindhoven, NL;
Assignee:
U.S. Philips Corporation, New York, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01J / ; B32B / ;
U.S. Cl.
CPC ...
445 66 ; 156259 ; 156519 ; 156554 ; 156553 ;
Abstract
An apparatus for fabricating a quadrupole shadow mask includes a reel for storing a web of insulating material having a conductive layer on one side thereof, a reel for storing a long metal strip having a plurality of spaced apertures arranged in parallel rows, means for cutting the web into strips and a roller having circumferential grooves for positioning and then pressing the insulating strips onto the surface of the metal strip between the rows. The resulting strip is guided through a heating device and then is cut into sheets of predetermined length.