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Mounting arrangement for perforated mask in CRT frame - incorporates pressure plates for holding edges of frame while mask is lifted and pressed into it
Mounting arrangement for perforated mask in CRT frame - incorporates pressure plates for holding edges of frame while mask is lifted and pressed into it
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机译:用于CRT框架中带孔口罩的安装装置-包含压力板,用于在提升和按压面罩时固定框架的边缘
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摘要
The shadow-mask (20) is raised and lowered through a given distance by a hoist (34) when the frame (10) is held in the correct position w.r.t. the mask support (33), and the edge (21) of the mask (20) inserted into it. With the mask raised, several pressure plates (32) on reciprocating rods (35) are brought to bear on the edge (21). The top inner sections of the plates (32) may incorporate recesses (31) for the purpose of holding the frame (10). USE/ADVANTAGE - In shadow-mask colour picture tube mfr. Simple structure makes effective bond between mask and its frame.
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