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.

Date of Patent:
Jul. 04, 1995

Filed:

Jul. 14, 1994
Applicant:
Inventors:

Hiroki Anzai, Fukusima, JP;

Masanori Ogiya, Fukusima, JP;

Assignee:

Sony Corporation, Tokyo, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01J / ;
U.S. Cl.
CPC ...
445 34 ; 445 67 ;
Abstract

In assembling an electron gun (10), parts (11 to 18) are placed on supports (21) on the support base (2). The angle of a supported G3 grid (15) can be adjusted by moving the side of the G3A grid (15A), because the support (21) for the G3 grid (15) holds only the rear of the G3B grid (15B). Accordingly, in the event the G3A grid (15A) and the G3B grid (15B) are welded together out of position, adjuster pins (5) can be inserted into the guide holes (61) of the G3A grid (15A) without being bent, thereby adjusting beam holes (62) of G3A grid (15A) to coincide with the beam holes (62) of other grids. Accordingly, the beading apparatus (1) allows the electron gun (10) to be manufactured with considerable precision.


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