Three-glass plate encapsulated structure for vacuum electron emitting flat-plate displaying device


Application Number: 00103056
Application Date: 2000.02.25
Publication Number: 1260581
Publication Date: 2000.07.19
Priority Information:
International: H01J9/26;H01J29/86;H01J29/94
Applicant(s) Name: Qinghua University
Address:
Inventor(s) Name: Du Bingchu;Li Dejie
Patent Agency Code: 11201
Patent Agent: liao yuanqiu
Abstract The present invention comprises upper anode glass plate coated with fluorescent powder, lower glass plate with cathode and grid and bottom glass plate, in the space between upper glass plate and lower glass plate there are several support structures, and in the space between bottom glass plate and lower glass plate several getters are placed, and the lower glass plate possesses through hole communicated between upper and lower two spaces, and sealing exhaust tube communicated with interior of space, and its periphery is sealed with side-sealing glass. Said invention can make device keep high vacuum for a long period, prolong life and retain performance, at the same time raise the strength of the device.