Piston pump

- Annovi Reverberi S.p.A.
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Description

The patent of application file contains at least one drawing executed in color. Copies of this patent or patent application publication with color drawings will be provided by the Office upon request and payment of the necessary fee.

FIG. 1 is a perspective view of a first embodiment;

FIG. 2 is an upper plan view of the first embodiment;

FIG. 3 is a view from the lower end of FIG. 2;

FIG. 4 is a view fro the right end of FIG. 2;

FIG. 5 is a view from the left end of FIG. 2;

FIG. 6 is a bottom plan view of the first embodiment;

FIG. 7 is a view from the upper end of FIG. 2;

FIG. 8 is a perspective view of a second embodiment;

FIG. 9 is an upper plan view of the second embodiment;

FIG. 10 is a view from the lower end of FIG. 9;

FIG. 11 is a view from the right end of FIG. 9;

FIG. 12 is a view from the left end of FIG. 9;

FIG. 13 is a bottom plan view of the second embodiment;

FIG. 14 is a view from the upper end of FIG. 9;

FIG. 15 is a perspective view of a third embodiment;

FIG. 16 is an upper plan view of the third embodiment;

FIG. 17 is a view from the lower end of FIG. 16;

FIG. 18 is a view from the right end of FIG. 16;

FIG. 19 is a view from the left end of FIG. 16;

FIG. 20 is a bottom plan view of the third embodiment; and,

FIG. 21 is a view from the upper end of FIG. 16.

Claims

The ornamental design for “piston pump,” as shown and described.

Referenced Cited
U.S. Patent Documents
D271976 December 27, 1983 Brown
D273586 April 24, 1984 Hodgson
D294358 February 23, 1988 Valentin
D456819 May 7, 2002 Sebion et al.
Patent History
Patent number: D528982
Type: Grant
Filed: Jan 14, 2005
Date of Patent: Sep 26, 2006
Assignee: Annovi Reverberi S.p.A. (Modena)
Inventor: Stefano Reverberi (Modena)
Primary Examiner: Terry A. Wallace
Assistant Examiner: Maurice Stevens
Attorney: Browdy and Neimark, PLLC
Application Number: 29/221,224
Classifications