Infra-red heater

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Description

FIG. 1 is a top perspective view of an infra-red heater showing my new design;

FIG. 2 is a side elevation view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a front elevation view thereof; and

FIG. 5 is a rear elevation view thereof.

Referenced Cited
U.S. Patent Documents
2614200 October 1952 McNair
2681973 June 1954 Macoicz
2734983 February 1956 Krichton
2959662 November 1960 Crowley
4535221 August 13, 1985 Holsworth
4551617 November 5, 1985 Crossley et al.
4639579 January 27, 1987 Brooks et al.
4645911 February 24, 1987 Husslein
4665307 May 12, 1987 McWilliams
4700051 October 13, 1987 Goessler et al.
4868371 September 19, 1989 Crossley et al.
Foreign Patent Documents
0103741 March 1984 EPX
0117346 September 1984 EPX
0134090 March 1985 EPX
1159109 December 1963 DEX
2731782 January 1979 DEX
2808181 September 1979 DEX
499032 January 1920 FRX
2083327 March 1982 GBX
Patent History
Patent number: D313466
Type: Grant
Filed: Aug 16, 1988
Date of Patent: Jan 1, 1991
Assignee: Micropore International Ltd. (Worcestershire)
Inventor: Joseph A. McWilliams (Droitwich)
Primary Examiner: James M. Gandy
Assistant Examiner: Lisa Lichtenstein
Law Firm: Browdy and Neimark
Application Number: 7/232,875
Classifications
Current U.S. Class: Heating Or Cooling (D23/314); Electric (D23/417)