Wall thermostat

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Description

FIG. 1a is a right front perspective view of a wall thermostat showing our new design with the cover door in the open position;

FIG. 1b is a right front perspective view thereof, with the cover door in the closed position;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a right side elevational view of FIG. 1a, the left side view being a mirror image thereto;

FIG. 6 is a right side elevational view of FIG. 1b, the left side being a mirror image thereto;

FIG. 7 is a front elevational view of another embodiment of our new design of FIGS. 1-6 wherein there is no cover door;

FIG. 8 is a rear elevational view thereof;

FIG. 9 is a bottom plan view thereof;

FIG. 10 is a top plan view thereof;

The sides of the second embodiment would be identical to that shown and described of FIG. 6.

Referenced Cited
U.S. Patent Documents
D179501 January 1957 Trombley
D216373 December 1969 Hoyle
D221300 July 1971 Hill
Other references
  • Ammark Corp.-Flyer-9/76-Thermostats at right.
Patent History
Patent number: D257959
Type: Grant
Filed: Jan 15, 1979
Date of Patent: Jan 20, 1981
Assignee: Texas Instruments Incorporated (Dallas, TX)
Inventors: Arthur W. Chin (Lubbock, TX), Robert M. Drobeck (Lubbock, TX), Orville W. Larson (Elmhurst, IL)
Primary Examiner: Nelson C. Holtje
Attorney: Stephen S. Sadacca
Application Number: 6/3,562
Classifications
Current U.S. Class: Temperature Regulator Or Thermostat (D10/50)
International Classification: D1004;