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US 4,901,180 AGranted
Magnetic disk cartridge
AssigneeFuji Photo Film Co., Ltd.
InventorKengo Oishi
Life of this patent
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Abstract
A magnetic disk cartridge comprises a disk case and a magnetic disk rotatably disposed in the disk case. A liner member formed of a porous super-high molecular polyethylene is disposed at least between an inner surface of the disk case and a circular surface of the magnetic disk.
Claims5
A magnetic disk cartridge, comprising:
- a disk case,
- a magnetic disk rotatably disposed in said disk case;
- and
- a liner member disposed at least between an inner surface of said disk case and a circular surface of said magnetic disk, wherein said liner member is a porous super-high molecular weight polyethylene.
1 more element
Dependencies are inferred from the claim text.