EP 0858094 B1 20020417 - Color picture tube with a maskframe assembly
Title (en)
Color picture tube with a maskframe assembly
Title (de)
Farbbildröhre mit einer Masken-Rahmen-Kombination
Title (fr)
Tube image couleur avec un ensemble masque-cadre
Publication
Application
Priority
EP 97101498 A 19970130
Abstract (en)
[origin: EP0858094A1] The colour television cathode ray tube has a mask Ä2Ü with a pattern of slots that is secured within a frame Ä1Ü. The mechanical stability of the mask -frame combination is enhanced by a series of spot welding points.ÄSP3,SP8Ü around the periphery. The mask profile is also formed with sectional features that stiffen the structure. The edge of the mask at the welding points is formed with a comb shaped profile.
IPC 1-7
IPC 8 full level
H01J 29/07 (2006.01)
CPC (source: EP US)
H01J 29/073 (2013.01 - EP US); H01J 2229/0766 (2013.01 - EP US)
Designated contracting state (EPC)
DE FR GB IT NL
DOCDB simple family (publication)
EP 0858094 A1 19980812; EP 0858094 B1 20020417; DE 59707047 D1 20020523; US 6043597 A 20000328
DOCDB simple family (application)
EP 97101498 A 19970130; DE 59707047 T 19970130; US 1596998 A 19980130