Piezoelectric vibration device

Description

FIG. 1 is a top and front perspective view of a piezoelectric vibration device of the present invention;

FIG. 2 is a top and rear perspective view thereof;

FIG. 3 is a top view thereof;

FIG. 4 is a bottom view thereof;

FIG. 5 is a front view thereof;

FIG. 6 is a rear view thereof;

FIG. 7 is a first side view thereof;

FIG. 8 is a second side view thereof;

FIG. 9 is a cross section view taken along the line 9-9 of FIG. 3;

FIG. 10 is a cross section view taken along the line 10-10 of FIG. 3;

FIG. 11 is an enlarged view of the area denoted by lines 11-11 of FIG. 1; and,

FIG. 12 is an enlarged view of the area denoted by lines 12-12 of FIG. 2.

The broken lines shown represent unclaimed subject matter and form no part of the claimed design. Additionally, the unevenly broken lines in the drawings define the limits of the claimed design.

Claims

The ornamental design for a piezoelectric vibration device, as shown and described.