Global patent index - EP 1000435 A1

EP 1000435 A1 2000-05-17 - CATHODE RAY TUBE

Title (en)

CATHODE RAY TUBE

Title (de)

KATHODENSTRAHLRÖHRE

Title (fr)

TUBE A RAYONS CATHODIQUES

Publication

EP 1000435 A1 (DE)

Application

EP 98945063 A

Priority

  • DE 9802161 W
  • DE 29713767 U

Abstract (en)

[origin: US6259216B1] A cathode ray tube is described having at least one electron gun including a cathode, a control grid, and a focusing unit, and a strip made of electrically conductive material applied to the cathode ray tube in parallel to the outer coating of the tube and connected to ground potential. Means and measures are provided to eliminate harmful effects of high-voltage sparkovers. The cathode ray tube may be is used, for example, in monitors.

IPC 1-7 (main, further and additional classification)

H01J 29/48

IPC 8 full level (invention and additional information)

H01J 29/48 (2006.01); H01J 29/96 (2006.01); H04N 3/20 (2006.01)

CPC (invention and additional information)

H04N 3/20 (2013.01); H01J 29/48 (2013.01); H01J 29/96 (2013.01)

Citation (search report)

See references of WO 9907008A1

Designated contracting state (EPC)

AT BE DE FR GB NL SE

EPO simple patent family

DE 29713767 U1 19980827; EP 1000435 A1 20000517; US 6259216 B1 20010710; WO 9907008 A1 19990211

INPADOC legal status

2006-01-25 [18D] DEEMED TO BE WITHDRAWN

- Ref Legal Event Code: 18D

- Effective date: 20050714

2004-11-24 [17Q] FIRST EXAMINATION REPORT

- Ref Legal Event Code: 17Q

- Effective date: 20041011

2000-05-17 [17P] REQUEST FOR EXAMINATION FILED

- Ref Legal Event Code: 17P

- Effective date: 20000121

2000-05-17 [AK] DESIGNATED CONTRACTING STATES:

- Ref Legal Event Code: AK

- Designated State(s): AT BE DE FR GB NL SE