Electric heater element for use in a radiant heater for a glass ceramic hob

- Redring Electric Limited
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Description

FIG. 1 is a top plan view of an electric heater element for use in a radiant heater for a glass ceramic hob, showing our new design, the bottom being a mirror image of that shown;

FIG. 2 is a front elevation view thereof, the rear being a mirror image of that shown; and

FIG. 3 is a right side elevation view thereof, the left side being a mirror image of that shown.

The broken line showing of radiant heater for a glass ceramic hob in FIG. 1 is for illustrative purposes only and forms no part of the claim design.

Referenced Cited
U.S. Patent Documents
D59685 November 1921 Robinson
2091905 August 1937 Bensel et al.
2430582 November 1947 Reich
4393299 July 12, 1983 McWilliams
4471214 September 11, 1984 Gossler et al.
4808798 February 28, 1989 Goessler et al.
Foreign Patent Documents
90256 August 1920 ITX
Patent History
Patent number: D313072
Type: Grant
Filed: Aug 10, 1988
Date of Patent: Dec 18, 1990
Assignee: Redring Electric Limited
Inventors: Alan W. Welsh (Peterborough), Trevor W. Cheetham (Huntingdon)
Primary Examiner: James M. Gandy
Assistant Examiner: Lisa Lichtenstein
Law Firm: Kirschstein, Ottinger, Israel & Schiffmiller
Application Number: 7/230,857
Classifications
Current U.S. Class: Electric (D23/417)