发明授权
US4935833A Guide members for magnetic tape cassette 失效
磁带盒导板

Guide members for magnetic tape cassette
摘要:
Guide members along and with which a magnetic tape runs in sliding contact within a magnetic tape cassette housing are made of a liquid crystal polymer of a totally aromatic polyester filled with a lubricant. The lubricant is carbon fiber, graphite, or molybdenum disulfide.
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