Color cathode-ray tube
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United States of America Patent
Stats
-
Jun 5, 2007
Grant Date -
Aug 11, 2005
app pub date -
Jan 18, 2005
filing date -
Feb 10, 2004
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A shadow mask structure is held on a panel via a support member in which a base member and a spring member are connected to each other in a substantially V-shape. The spring member includes a connecting portion connected to the base member, an engagement portion having an engagement hole in which a stud pin is fitted, and an elastic portion between the connecting portion and the engagement portion, tilted with respect to the base member and mainly having a spring function. Assuming that a width of an end of the elastic portion on the connecting portion side is A, a width of an end of the elastic portion on the engagement portion side is B, a width of a narrowest part of the elastic portion in a region including both the ends is C, and a minimum value of an effective width of the elastic portion in the region including both the ends is C', relationships: A>C and B>C, and 0.40
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