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:
Jun. 01, 2004
Filed:
Jun. 28, 2001
Koichi Furui, Kanagawa, JP;
Jun Miura, Fukushima, JP;
Sony Corporation, , JP;
Abstract
In a sealing apparatus used in a process for sealing a glass tube-assembly of a flat-type cathode-ray tube by frits, three of a front panel, a screen panel and a funnel can be sealed together, and the front panel can be prevented from being broken. The sealing apparatus includes a frame for properly positioning a combined assembly in which the front panel, the screen panel and the funnel are butted with each other by frits and the following sealing jig ( ). The sealing jig ( ) includes a holding means ( ) for holding a front panel ( ) and a screen panel ( ) under the condition that joint surfaces of the front panel and the screen panel are butted with each other by frits. The holding means ( ) is provided with a first resilient member ( ) which is urged against the outer surface of the front panel ( ) and a second resilient member ( ) which is urged against the outer surface of the screen panel ( ). A portion in which the first resilient member ( ) is urged against the outer surface of the front panel ( ) is provided with a member ( ) whose hardness is selected to be less than that of a panel glass