Fan heater

- Sharp Corporation
Skip to: Description  ·  References Cited  · Patent History  ·  Patent History
Description

FIG. 1 is a front elevational view of a fan heater showing our new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a right side elevational view thereof; and

FIG. 6 is a left side elevational view thereof.

Referenced Cited
U.S. Patent Documents
2456781 December 1948 Hardey
2476692 July 1949 Bernstein
4398082 August 9, 1983 Johannsen
Foreign Patent Documents
211628 September 1986 JPX
Other references
  • Grainger's Spring '86 cat., p. 1183, Fan Forced Convection Heater A, left top side of page.
Patent History
Patent number: D315403
Type: Grant
Filed: Nov 21, 1989
Date of Patent: Mar 12, 1991
Assignee: Sharp Corporation (Osaka)
Inventors: Mitsugu Ooki (Osaka), Kiminori Yamaguchi (Osaka), Shinichi Yokoyama (Osaka)
Primary Examiner: James M. Gandy
Assistant Examiner: Lisa Lichtenstein
Law Firm: Flehr, Hohbach, Test, Albritton & Herbert
Application Number: 7/440,017
Classifications
Current U.S. Class: Heating Element Protected By Grille, Grid, Etc. (D23/335)