Electric lamp and discharge devices – Cathode ray tube – Beam deflecting means
Reexamination Certificate
2005-09-27
2005-09-27
Tran, Thuy Vinh (Department: 2821)
Electric lamp and discharge devices
Cathode ray tube
Beam deflecting means
C335S210000
Reexamination Certificate
active
06949875
ABSTRACT:
A deflection yoke for a cathode ray tube includes a ferrite core that has a body that is funnel-shaped and with an inner surface and an outer surface, the inner surface of the ferrite core including a first section formed as a circle with a predetermined, unvarying radius; a second section formed as a circle with a varying radius, the second section being connected to the first section; and a third section having a non-circular cross section and connected to the second section.
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Hwang Sung-Gu
Kuwahara Yasunobu
Christie Parker & Hale LLP
Samsung SDI & Co., Ltd.
Tran Thuy Vinh
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