Combined heat collector and diffuser

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Description

FIG. 1 is a front perspective view of a combined heat collector and diffuser showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a side elevational view thereof.

The bottom of the combined heat collector and diffuser is open and unornamented.

Referenced Cited
U.S. Patent Documents
2639655 May 1953 Whitehead
2771833 November 1956 Halliday et al.
3648591 March 1972 Winnett
Patent History
Patent number: D242922
Type: Grant
Filed: Apr 21, 1975
Date of Patent: Jan 4, 1977
Inventor: Robert C. Monninger (Normal, IL)
Primary Examiner: Wallace R. Burke
Assistant Examiner: B. J. Bullock
Attorney: William E. Anderson
Application Number: 5/570,251
Classifications
Current U.S. Class: D23/127
International Classification: D2303;