PILLBOX TYPE TRANSMISSION WINDOW AND MANUFACTURING METHOD THEREOF

Title:

PILLBOX TYPE TRANSMISSION WINDOW AND MANUFACTURING METHOD THEREOF

Document Type and Number:

Japanese Patent JP2022183690

Kind Code:

A

Abstract:

To suppress a ghost mode in a pillbox type transmission window.SOLUTION: A pillbox type transmission window comprises an input/output window of a microwave tube. The pillbox type transmission window comprises: a disc-shaped member 1 in which a metalize layer is formed in an outer peripheral portion of disc-shaped ceramics; a pair of annular members 2 consisting of a metal having an outer diameter substantially equal to that of the disc-shaped member 1 and integrated with the outer peripheral portion of the disc-shaped member 1 while being disposed with the disc-shaped member 1 interposed from both sides; a cylindrical member 3 consisting of a metal having an inner diameter substantially equal to the outer diameter of the pair of annular members 2 and the disc-shaped member 1 and holding the pair of metal components and the disc-shaped member inside; and a regulation member 4 by which, between the annular members and the cylindrical member, the rotations thereof are suppressed.SELECTED DRAWING: Figure 1

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