Flow sensor
Description
FIG. 1 is a perspective view of a flow sensor showing our new design;
FIG. 2 is a front elevational view thereof;
FIG. 3 is a top plan view thereof;
FIG. 4 is a bottom plan view thereof;
FIG. 5 is a left end elevational view thereof;
FIG. 6 is a right end elevational view thereof.
The rear elevational view is a mirror image of the front elevational view.
Referenced Cited
U.S. Patent Documents
| D182004 | January 1958 | Spreitzer |
| D218934 | October 1970 | Cordero |
| D244937 | July 5, 1977 | Houk |
| D278316 | April 9, 1985 | Bengston |
| D284603 | July 8, 1986 | Loignon |
| 2284013 | May 1942 | Pardue |
| 2439121 | April 1948 | Adelson |
| 3626755 | December 1971 | Rudolph |
| 3960142 | June 1, 1976 | Elliott |
| 4481828 | November 13, 1984 | Cheng |
| 4558710 | December 17, 1985 | Eichler |
Patent History
Patent number: D296530
Type: Grant
Filed: Oct 11, 1985
Date of Patent: Jul 5, 1988
Assignee: Trutek Research, Inc. (Lake Zurich, IL)
Inventors: Christopher Nowacki (Arlington Heights, IL), Alfred G. Brisson (Kildeer, IL)
Primary Examiner: Nelson C. Holtje
Attorney: Robert M. Wolters
Application Number: 6/786,593
Type: Grant
Filed: Oct 11, 1985
Date of Patent: Jul 5, 1988
Assignee: Trutek Research, Inc. (Lake Zurich, IL)
Inventors: Christopher Nowacki (Arlington Heights, IL), Alfred G. Brisson (Kildeer, IL)
Primary Examiner: Nelson C. Holtje
Attorney: Robert M. Wolters
Application Number: 6/786,593
Classifications