Electric lamp and discharge devices – With luminescent solid or liquid material – With gaseous discharge medium
Patent
1996-06-28
1998-09-01
O'Shea, Sandra L.
Electric lamp and discharge devices
With luminescent solid or liquid material
With gaseous discharge medium
313634, H01J 162, H01J 6304, H01J 1716, H01J 6130
Patent
active
058014845
ABSTRACT:
The invention relates to the discharge tube of a compact fluorescent lamp which discharge tube, being sealed hermetically and provided with appropriate fill, comprises at least two tube portions connected with each other, and electrodes are placed at the ends of the first and last tube portions, and lead wires protrude through the glass wall of the discharge tube to the electrodes. The invention also relates to a method for closing at least one of the tube portions forming a part of the discharge tube of a compact fluorescent lamp. The essential feature of the discharge tube according to the invention is that at least one of these tube portions is closed by a curved surface having tangents which, starting from the axis of the tube portion and extending to the cylindrical wall thereof, make a monotonously decreasing angle with the axis of the tube portion.
REFERENCES:
patent: 4871994 (1989-10-01), Skwirut et al.
patent: 5381073 (1995-01-01), Godyak et al.
patent: 5606218 (1997-02-01), Cotter et al.
Bankuti Laszlo
Micsinai Zsolt
Ormai Peter
Talosi Karoly
Tokes Jozsef
General Electric Company
Hayns Mark
O'Shea Sandra L.
LandOfFree
Compact fluorescent lamp discharge tube and method for closing does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Compact fluorescent lamp discharge tube and method for closing, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Compact fluorescent lamp discharge tube and method for closing will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-272701