Air control check unit for fireplaces and the like

Description

FIG. 1 is a perspective view of an air control check unit for fireplaces and the like, showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is an elevational taken from one side thereof, the opposite side being a mirror image of the side shown;

FIG. 4 is an end elevation thereof, viewed from the left of FIG. 3;

FIG. 5 is an elevational taken from the end opposite that shown in FIG. 4; and

FIG. 6 is a bottom view thereof.

Referenced Cited
U.S. Patent Documents
161724 April 1875 Winfield
D257593 December 2, 1980 Vogel
260199 June 1882 Howard
D262310 December 15, 1981 Funk
2740398 April 1956 Collins
2863443 December 1958 Hoffman
4019492 April 26, 1977 Rush
4060196 November 29, 1977 Goldsby et al.
4106475 August 15, 1978 Muyes
4185611 January 29, 1980 Johnson
4372288 February 8, 1983 Nieholas
Patent History
Patent number: D271793
Type: Grant
Filed: May 8, 1981
Date of Patent: Dec 13, 1983
Inventor: Byron D. Lane (Minot, ND)
Primary Examiner: James R. Largen
Law Firm: Mason, Fenwick & Lawrence
Application Number: 6/262,023
Classifications
Current U.S. Class: D23/127
International Classification: D2303;