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:
Aug. 16, 2011
Filed:
Feb. 26, 2007
Masaki Nishinaka, Osaka, JP;
Akinobu Miyazaki, Osaka, JP;
Masaki Nishinaka, Osaka, JP;
Akinobu Miyazaki, Osaka, JP;
Panasonic Corporation, Osaka, JP;
Abstract
There is provided a plasma display panel in which a front plate and a rear plate are disposed opposite to each other, a side of a tubular exhaust pipe is disposed in the vicinity of a fine hole provided in the rear plate using a tablet serving as sealant formed of frit glass, peripheries of the front plate and the rear plate and the exhaust pipe are sealed with the sealant in order to form a discharge space, and the discharge space is ventilated and discharge gas is filled into the discharge space through the exhaust pipe. The rear plate and the exhaust pipe are sealed by a sealed part obtained by melting a tablet made of amorphous frit glass not containing lead, and a stress working on the sealed part is a tension in the direction of the rear plate and the direction of the exhaust pipe.