Electron gun assembling apparatus and method of assembling elect

Details Electron gun assembling apparatus and method of assembling elect Electron gun assembling apparatus and method of assembling elect

1996-07-25

1998-05-12

Bradley, P. Austin

Electric lamp or space discharge component or device manufacturi

Process

With testing or adjusting

445 3, 445 34, 445 63, 445 67, H01J 918, H01J 942

Patent

active

057497605

ABSTRACT:
An electron gun assembling apparatus has a cathode driving mechanism (12,13) for moving a cathode (1), a laser displacement gage (14) to measure a height of a surface of the cathode (1) in a non-contact manner at a cathode surface measuring position outside an electron gun assembly (24), an electric micrometer (11) to measure a height of an upper surface of a first electrode (3) in the electron gun assembly (24), and an electric micrometer (8) to measure a height of a lower surface of a second electrode (4) in the electron gun assembly (24).

REFERENCES:
patent: 4259610 (1981-03-01), Takanashi et al.
patent: 4898559 (1990-02-01), Cote
Patent Abstracts of Japan, vol. 014, No. 170, Mar. 30, 1990 for JP 02 027635 (Jan. 30, 1990).
Patent Abstracts of Japan, vol. 010, No. 035, Feb. 12, 1986 for JP 60 193230 (Oct. 1, 1985).
Patent Abstracts of Japan, vol. 009, No. 274, Oct. 31, 1985 for JP 60 117524 (Jun. 25, 1985).

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