Optical memory disk drive

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Description

FIG. 1 is a front, top and right side perspective view of an optical memory disk drive showing our new design;

FIG. 2 is a rear, bottom and left side perspective view thereof; and

FIG. 3 is a left side elevational view thereof on an enlarged scale.

Referenced Cited
U.S. Patent Documents
D234955 April 1975 Koster
D238495 January 1976 Kalvitis et al.
D293242 December 15, 1987 Hujimori et al.
3800325 March 1974 O'Brien
4272794 June 9, 1981 Skarky
4481617 November 6, 1984 Mabry
4613921 September 23, 1986 Holmes
4644521 February 17, 1987 Davis et al.
4736356 April 5, 1988 Konshak
Other references
  • Icon Review-Winter 1986, p. 30-AST SCSI Drives Computer Box (The Mac Catalog). Toshiba WM-SO50 catalog, dated May 1986. Pioneer DD-8001 catalog, dated Oct. 1985.
Patent History
Patent number: D308361
Type: Grant
Filed: Jul 8, 1987
Date of Patent: Jun 5, 1990
Assignee: Matsushita Electric Industrial Co., Ltd. (Osaka)
Inventors: Masakazu Nakamura (Hyogo), Yoshihiko Sugiyama (Nara), Susumu Yamamoto (Osaka)
Primary Examiner: Susan J. Lucas
Assistant Examiner: Freda S. Nunn
Law Firm: Sughrue, Mion, Zinn, Macpeak, Seas
Application Number: 7/71,223
Classifications
Current U.S. Class: D14/109