Demand controller component
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Description
FIG. 1 is a front elevation of the demand controller component showing my new design.
FIG. 2 is a bottom plan view of the structure of FIG. 1.
FIG. 3 is a top plan view of the structure of FIGS. 1 and 2.
FIG. 4 is a side elevation of the left side of the demand controller component as viewed in FIG. 1.
FIG. 5 is a side elevation of the right side of the demand controller component as viewed in FIG. 1.
FIG. 6 is a perspective view of the structure illustrated in FIG. 1 showing the top, front and right sides.
FIG. 7 is a perspective view of the structure illustrated in FIG. 1 showing the bottom, front and the left sides.
The rear of the demand controller component is without ornamentation.
Referenced Cited
U.S. Patent Documents
Foreign Patent Documents
Other references
2964606 | December 1960 | Girardot |
3198078 | August 1965 | Schurger et al. |
1,091,175 | October 1960 | DEX |
- Accurate Instrument Co., Catalog #600-8-62, Rec'd Aug. 1962, Front cover, Control Panel.
Patent History
Patent number: D249943
Type: Grant
Filed: Mar 23, 1976
Date of Patent: Oct 17, 1978
Assignee: Automation Systems, Inc. (Eldridge, IA)
Inventor: Peter G. Bartlett (Davenport, IA)
Primary Examiner: Susan J. Lucas
Attorney: Harold R. Woodard
Application Number: 5/669,503
Type: Grant
Filed: Mar 23, 1976
Date of Patent: Oct 17, 1978
Assignee: Automation Systems, Inc. (Eldridge, IA)
Inventor: Peter G. Bartlett (Davenport, IA)
Primary Examiner: Susan J. Lucas
Attorney: Harold R. Woodard
Application Number: 5/669,503
Classifications
Current U.S. Class:
D13/12;
D13/32
International Classification: D1303;
International Classification: D1303;