Electric vacuum cleaner

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Description

FIG. 1 is a front, top and right side perspective view of an electric vacuum cleaner showing our new design,

FIG. 2 is a left side elevational view thereof,

FIG. 3 is a front elevational view thereof,

FIG. 4 is a rear elevational view thereof,

FIG. 5 is a top plan view, thereof, and

FIG. 6 is a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
D246107 October 18, 1977 Yoshida et al.
D259882 July 14, 1981 Yoshida et al.
D270390 August 30, 1983 Ayukawa et al.
D284319 June 17, 1986 Yamamoto et al.
4545794 October 8, 1985 Himukai
4592764 June 3, 1986 Ikezaki et al.
Foreign Patent Documents
586672 October 1982 JPX
586701 October 1982 JPX
Other references
  • Hitachi, Ltd. Vac. Cleaner Catalog, 4/1984, no page number.
Patent History
Patent number: D297475
Type: Grant
Filed: Oct 16, 1985
Date of Patent: Aug 30, 1988
Assignees: Kabushiki Kaisha Toshiba A/T/A Toshiba Corporation (Tokyo), Tokyo Electric Co., Ltd. (Tokyo)
Inventors: Nobuhiro Umehara (Tokyo), Masato Umeda (Sakado), Toshiaki Sato (Higashi-murayama), Atsushi Shigemura (Tanashi)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Ruth Takemoto
Law Firm: Banner, Birch, McKie & Beckett
Application Number: 6/788,153
Classifications
Current U.S. Class: Vacuum (D32/21)