Diaphragm pump
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Description
FIG. 1 is a top, front, right-side perspective view of a diaphragm pump showing my new design;
FIG. 2 is a front view thereof;
FIG. 3 is a right side view thereof;
FIG. 4 is a top plan view thereof;
FIG. 5 is a bottom plan view thereof;
FIG. 6 is a rear view thereof; and,
FIG. 7 is a left side view thereof.
Claims
The ornamental design for a diaphragm pump, as shown.
Referenced Cited
Patent History
Patent number: D448778
Type: Grant
Filed: Apr 3, 2000
Date of Patent: Oct 2, 2001
Assignee: SMC Kabushiki Kaisha (Tokyo)
Inventor: Tomoyuki Iwata (Ibaraki-ken)
Primary Examiner: Ralf Seifert
Attorney, Agent or Law Firm: Frishauf, Holtz, Goodman, Langer & Chick, P.C.
Application Number: 29/121,239
Type: Grant
Filed: Apr 3, 2000
Date of Patent: Oct 2, 2001
Assignee: SMC Kabushiki Kaisha (Tokyo)
Inventor: Tomoyuki Iwata (Ibaraki-ken)
Primary Examiner: Ralf Seifert
Attorney, Agent or Law Firm: Frishauf, Holtz, Goodman, Langer & Chick, P.C.
Application Number: 29/121,239
Classifications