Automatic temperature control actuator

- Buehler Products, Inc.
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Description

FIG. 1 is a top plan view of an automatic temperature control actuator showing my new design;

FIG. 2 is a front elevational view;

FIG. 3 is a right side elevational view;

FIG. 4 is a bottom plan view;

FIG. 5 is a rear elevational view; and

FIG. 6 is a left side elevational view thereof.

Referenced Cited
U.S. Patent Documents
D188324 July 1960 Brown
D194747 March 1963 Levinn
D197561 February 1964 Rose
4775099 October 4, 1988 Podlipnik
4931948 June 5, 1990 Parker et al.
Patent History
Patent number: D317724
Type: Grant
Filed: Jul 20, 1988
Date of Patent: Jun 25, 1991
Assignee: Buehler Products, Inc. (Raleigh, NC)
Inventors: Murray J. Marvin (Durham, NC), Ernest K. Hairr (Garner, NC)
Primary Examiner: Nelson C. Holtje
Assistant Examiner: Antoine D. Davis
Law Firm: Mason, Fenwick & Lawrence
Application Number: 7/222,367
Classifications
Current U.S. Class: Temperature Regulator Or Thermostat (D10/50)