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US 4,791,516 AGranted
Cleaning liner in a magnetic disk cartridge
AssigneeFuji Photo Film Co., Ltd.
InventorKunihira Seto
Life of this patent
Estimating the term…
Abstract
A magnetic disk cartridge in which liners located between the cartridge and the rotating disk sheet in order to clean the disk sheet. According to the invention, the percentage of binder in the unwoven cloth varies with the largest percentage being at the surface confronting the disk sheet.
Claims8
A magnetic disk cartridge, comprising:
- a case having an internal space;
- a magnetic disk sheet rotatable within said internal space;
- and
- liners located in said internal space between upper and lower inner walls of said case and said disk sheet for cleaning said disk sheet, wherein each liner comprises unwoven cloth containing a binder, said binder forming a greater percentage of the total material composition of said liner quantity at a surface of said liner confronting said disk sheet and a lesser percentage towards an interior of said liner.
1 more element
Dependencies are inferred from the claim text.