Patent ID: 6115209
Filing Date: 2000-09-05
Classification: G11B

Abstract:
A cassette loading mechanism comprising:(a) a cassette holder for receiving and maintaining a cassette on demand;(b) a side plate for supporting said holder so that the holder can move up and down arbitrary;(c) a back plate for coupling both sides of said side plate at a neighborhood of a rear face of the cassette loaded in the holder situated at a lower end position,wherein said back plate comprises a mis-insertion-proof panel supported rotatably and substantially in a horizontal direction by a shaft, and said mis-insertion-proof panel is attached to the holder with a spring that always forces said panel to rotate, said panel rotates by following an up-and-down movement of the holder, and said panel always pushes a lower face of the holder when the holder is at an upper end position; said cassette loading mechanism further comprising a hook for engaging provided beneath a lower face of said cassette holder; and engaging means for engaging said hook, disposed on an edge of said mis-insertion-proof panel; wherein said hook is engaged with said engaging means so that said mis-insertion-proof panel does not rotate even said panel is pushed from outside when said holder is at an upper end position.