Drum for video tape recorder
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Description
FIG. 1 is a perspective view of a first embodiment of a drum for a video tape recorder showing our new design;
FIG. 2 is a top plan view theref;
FIG. 3 is a left side elevational view thereof;
FIG. 4 is a front elevational view thereof;
FIG. 5 is a bottom plan view thereof;
FIG. 6 is a right side elevational view thereof;
FIG. 7 is a rear elevational view thereof;
FIG. 8 is a perspective view of a second embodiment of a drum for a video tape recorder showing our new design;
FIG. 9 is a front elevational view of the embodiment of FIG. 8; and,
FIG. 10 is a rear elevational view of the embodiment of FIG. 8. The rest of views of the embodiment of FIG. 8 are the same as those of the embodiment of FIG. 1.
Referenced Cited
U.S. Patent Documents
Foreign Patent Documents
Other references
| 5047882 | September 10, 1991 | Kawai et al. |
| 5113298 | May 12, 1992 | Fukushima et al. |
| 5189577 | February 23, 1993 | Nishima et al. |
| 5343348 | August 30, 1994 | Nishima et al. |
| 5438468 | August 1, 1995 | Hasegawa et al. |
| DM/040 814 | July 1997 | XHX |
- 5 Sheets of photographs showing drums for a video tape recorder, (Publicly disclosed, Jun. 1997. Catalog "GY-2120/D-MX-B9", pp. 4, 5, Sony (Apr. 1997).
Patent History
Patent number: D433407
Type: Grant
Filed: Jul 11, 1997
Date of Patent: Nov 7, 2000
Assignee: Sony Corporation
Inventors: Kenji Kobayashi (Tokyo), Mitsutoshi Kanetsuka (Tokyo), Hiroshi Orikawa (Tokyo), Yoshiaki Haba (Tokyo), Yoshiteru Kawakami (Tokyo)
Primary Examiner: Richelle Shelton
Law Firm: Rader, Fishman&Grauer
Application Number: 0/73,620
Type: Grant
Filed: Jul 11, 1997
Date of Patent: Nov 7, 2000
Assignee: Sony Corporation
Inventors: Kenji Kobayashi (Tokyo), Mitsutoshi Kanetsuka (Tokyo), Hiroshi Orikawa (Tokyo), Yoshiaki Haba (Tokyo), Yoshiteru Kawakami (Tokyo)
Primary Examiner: Richelle Shelton
Law Firm: Rader, Fishman&Grauer
Application Number: 0/73,620
Classifications