Color cathode-ray tube

Color cathode-ray tube

  • CN 1,430,238 A
  • Filed: 05/15/2002
  • Published: 07/16/2003
  • Est. Priority Date: 01/03/2002
  • Status: Active Application
First Claim
Patent Images

1. color cathode ray tube, comprise a mask assembly and a screen board, they tighten by the steady pin that is formed at the inner surface of described screen board and enter into a spring eye and be assembled into together, described spring eye is arranged on an end of spring, the other end of described spring directly or two or more contacts by a spring fixture be fixed on the described mask assemblyWherein said cathode ray tube satisfies the condition of 5.0<

  • (A/B) x W≤

    8.0, wherein A (cm) is the center of spring eye and apart from the distance between the center of the immediate contact of spring eye (being nearest contact), B (cm) is the center of nearest contact and apart from the distance between the center of farthest contact of spring eye (promptly contact) farthest, W (kg) is that the mask assembly is applied to the weight that is used to support the mask assembly of sharing on each spring of described mask assembly.

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