Piezoelectric actuator device
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Description
FIG. 1 is a bottom perspective view of the piezoelectric actuator device of our invention;
FIG. 2 is an inverted front elevational view of the piezoelectric actuator device illustrated in FIG. 1;
FIG. 3 is a bottom plan view of the piezoelectric actuator device illustrated in FIG. 1;
FIG. 4 is a top plan view of the piezoelectric actuator device illustrated in FIG. 1; and,
FIG. 5 is a left side elevational view of the piezoelectric actuator device illustrated in FIG. 1, the right side being a mirror image thereof.
The broken line showing of the environment is for illustrative purpose only and forms no part of the claimed design.
Claims
The ornamental design for a piezoelectric actuator device, as shown and described.
Referenced Cited
Patent History
Patent number: D475023
Type: Grant
Filed: Jun 6, 2002
Date of Patent: May 27, 2003
Assignee: Caterpillar Inc (Peoria, IL)
Inventors: Jerry P Maushard (Mapleton, IL), L. Glenn Waterfield (Peoria, IL)
Primary Examiner: Ted Shooman
Assistant Examiner: Selina Sikder
Attorney, Agent or Law Firm: Kelsey L Milman
Application Number: 29/161,984
Type: Grant
Filed: Jun 6, 2002
Date of Patent: May 27, 2003
Assignee: Caterpillar Inc (Peoria, IL)
Inventors: Jerry P Maushard (Mapleton, IL), L. Glenn Waterfield (Peoria, IL)
Primary Examiner: Ted Shooman
Assistant Examiner: Selina Sikder
Attorney, Agent or Law Firm: Kelsey L Milman
Application Number: 29/161,984
Classifications