Electric plane

Description

FIG. 1 is a top, front and left side perspective view of an electric plane showing our new design;

FIG. 2 is a front elevational view;

FIG. 3 is a rear elevational view;

FIG. 4 is a left side elevational view;

FIG. 5 is a right side elevational view;

FIG. 6 is a top plan view; and,

FIG. 7 is a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
D266766 November 2, 1982 Lawson
D285083 August 12, 1986 Miyamoto
D311192 October 9, 1990 Juang
2792036 May 1957 Buttke
2873776 February 1959 Buttke
Other references
  • Hitachi Koki Co., Ltd. catalog illustrating a series of electric planes under product designations P100FF through PF60F published Jul. 1989.
Patent History
Patent number: D328080
Type: Grant
Filed: Sep 6, 1990
Date of Patent: Jul 21, 1992
Assignee: Hitachi Koki Haramachi Co., Ltd. (Fukushima)
Inventors: Eisaku Oka (Fukushima), Hiromi Ozawa (Fukushima), Yoshio Matsumoto (Fukushima), Yoshimasa Hayama (Fukushima)
Primary Examiner: Donald P. Walsh
Assistant Examiner: Antoine D. Davis
Law Firm: Sughrue, Mion, Zinn, Macpeak & Seas
Application Number: 7/578,718
Classifications
Current U.S. Class: Cutting (6) (D15/127)