Optical disk

- Kabushiki Kaisha Toshiba
Skip to: Description  ·  References Cited  · Patent History  ·  Patent History
Description

FIG. 1 is a front perspective view of an optical disk showing our new design;

FIG. 2 is a front perspective view thereof, the cover being opened in the direction of the arrow and the disk being exposed;

FIG. 3 is a front elevational view thereof, the cover being closed as in FIG. 1;

FIG. 4 is a right side elevational view thereof, the opposite side being a mirror image of the side shown;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof; and

FIG. 7 is a rear elevational view thereof.

Referenced Cited
U.S. Patent Documents
4138703 February 6, 1979 Stave et al.
Foreign Patent Documents
2497992 July 1982 FRX
Other references
  • Catalogue of Hitachi Maxell Optical Disk Cartridge.
Patent History
Patent number: D289874
Type: Grant
Filed: May 24, 1984
Date of Patent: May 19, 1987
Assignee: Kabushiki Kaisha Toshiba (Kawasaki)
Inventors: Shigeru Sutoh (Urawa), Kunio Hara (Chiba)
Primary Examiner: Susan J. Lucas
Law Firm: Finnegan, Henderson, Farabow, Garrett & Dunner
Application Number: 6/613,647
Classifications
Current U.S. Class: D14/114