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:
Dec. 06, 1983
Filed:
Jun. 26, 1981
Applicant:
Inventors:
David M Walker, Westford, MA (US);
John J Carrona, Concord, MA (US);
Assignee:
Control Data Corporation, Minneapolis, MN (US);
Primary Examiner:
Int. Cl.
CPC ...
G21K / ; G21K / ;
U.S. Cl.
CPC ...
2503 / ; 2504911 ;
Abstract
An electron beam lens and deflector array mounting and alignment means are provided. The array is a structure composed of several parallel plates which are held in parallel and axial alignment. The mounting means comprises four slots, one at the end of the four corners of an imaginary rectangle, formed in each facing plate surface. Four cylindrical spacer rods are sandwich between the plates, each seated in two facing slots.