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FIG. 1 is a front view of a diaphragm pump showing our design;
FIG. 2 is a left side view;
FIG. 3 is a right side view;
FIG. 4 is a top view; and,
FIG. 5 is a bottom view.
The back view is identical to the front view.
The broken line showing of four sets of circles in FIG. 2, two sets of circles in FIG. 3 and their corresponding side views in FIGS. 1, 4 and 5 as well as the mounting slots in FIGS. 2, 3, and 5 are for illustrative purposes only and forms no part of the claimed design.
Filed: Oct 13, 1992
Date of Patent: Jun 7, 1994
Assignee: The ARO Corporation (Bryan, OH)
Inventors: Kelly Fast (Bryan, OH), John R. Shafer (Archibold, OH), Thomas E. Burton (Bryan, OH)
Primary Examiner: A. Hugo Word
Assistant Examiner: R. Seifert
Attorney: Walter C. Vliet
Application Number: 0/278