G - Physics – 11 – B
Patent
G - Physics
11
B
352/24.31
G11B 23/50 (2006.01) G11B 17/03 (2006.01) G11B 23/00 (2006.01)
Patent
CA 1106968
A MAGNETIC DISC CARTRIDGE ABSTRACT OF THE DISCLOSURE This application relates to improvements of a magnetic disc cartridge comprising: a support disc which carries at least one magnetic disc on its circumference; a magnetic disc housing case having an opening through which at least one magnetic head enters; a closure mechanism for covering said opening, and; a holding mechanism which holds said support disc down on a base member of said housing case. The improvements reside in that said support disc has at least one hole in its hub through which circulating clean air flows in, and that a cover for said hole is arranged cooperating with said closure mechanism so that said cover opens when said closure mechanism opens and closes when said closure mechanism closes. - 1 -
268012
Fujitsu Limited
Mcfadden Fincham
LandOfFree
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