Grid structure for color cathode ray tube
AssigneeSony Corporation
InventorsAkio Ohgoshi, Akira Nakayama, Yoshihiro Tsukamura, Takehisa Natori
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Abstract
A grid structure for a color cathode ray tube comprises a substantially rectangular, one-piece frame consisting of a pair of first opposed frame portions and a pair of second opposed frame portions orthogonally related to the first frame portions and being integral with the latter at ends thereof, and grid elements secured to the first frame portions and extending therebetween generally parallel to the second frame portions in a longitudinally stressed condition, the second frame portions having at least recesses therein for enhancing the resilient bending thereof under loads applied to the first frame portions in directions urging the latter toward each other.
Claims11
A grid structure for a color cathode ray tube comprising a substantially rectangular frame consisting of a pair of first opposed frame portions and a pair of second opposed frame portions orthogonally related to said first frame portions and being integral with the latter at ends thereof, and grid elements secured to said first frame portions and extending therebetween generally parallel to said second frame portions in a longitudinally stressed condition, said second frame portions having recesses therein for enhancing the resilient bending thereof under loads applied to said first frame portions in directions urging the latter toward each other.
Dependencies are inferred from the claim text.