Magnetic recording disc-jacket assembly

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 4655348
SERIAL NO

06671196

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A magnetic recording disc-jacket assembly within which a magnetic recording disc is positioned includes a jacket having a central window for receiving a drive shaft and an elongated head window for receiving a recording/reproducing head. A cleaning liner made of fibrous material is disposed at each side of the disc within said jacket and is bonded to the jacket at heat bonding portions. The fibrous material is heat pressed so as to have a reduced thickness adjacent the cut edges for the respective windows of the liner to prevent fraying of the fibrous material.

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Patent Owner(s)

  • MITSUBISHI PLASTICS INDUSTRIES LIMITED

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Takagi, Kenji Nagahama, JP 70 455

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