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Machine translation
1. (WO2001033600) CRT WITH IMPROVED SLOTTED MASK
Latest bibliographic data on file with the International Bureau   

Pub. No.:    WO/2001/033600    International Application No.:    PCT/EP2000/010366
Publication Date: 10.05.2001 International Filing Date: 19.10.2000
IPC:
H01J 29/07 (2006.01)
Applicants: KONINKLIJKE PHILIPS ELECTRONICS N.V. [NL/NL]; Groenewoudseweg 1, NL-5621 BA Eindhoven (NL)
Inventors: VRIENS, Leendert; (NL).
VONCKEN, Rudolf, M., J.; (NL).
DEN ENGELSEN, Daniël; (NL)
Agent: BAELE, Ingrid, A., F., M.; Internationaal Octrooibureau B.V., Prof Holstlaan 6, NL-5656 AA Eindhoven (NL)
Priority Data:
99203635.0 04.11.1999 EP
Title (EN) CRT WITH IMPROVED SLOTTED MASK
(FR) TRC DOTE DE MASQUE A FENTES AMELIORE
Abstract: front page image
(EN)A cathode ray tube having a tensioned shadow mask with elongated holes, i.e. holes with a length longer than 5 mm. The pattern of holes repeats itself after 5 or more rows and the relation between the number of rows after which the pattern repeats itself, the vertical pitch av and the horizontal pitch dh is given by av/dh$m(F)n2$m(F)8av/dh, most preferably n2$m(K)2av/dh.
(FR)L'invention concerne un tube à rayons cathodiques présentant un masque perforé, tendu et doté de trous oblongs, tels que des trous d'une longueur supérieure à 5 mm. Le motif de ces trous est répété toutes les 5 lignes ou plus. La relation entre le nombre de ligne selon lequel le motif se répète, le pas vertical av et le pas horizontal dh, est donnée par av/dh$m(F)n2$m(F)8av/dh, de préférence n2$m(K)2av/dh.
Designated States: CN, JP, KR.
European Patent Office (AT, BE, CH, CY, DE, DK, ES, FI, FR, GB, GR, IE, IT, LU, MC, NL, PT, SE).
Publication Language: English (EN)
Filing Language: English (EN)