Piezoelectric element

FIG. 1 is a front view of the a piezoelectric element showing our new design;

FIG. 2 is a rear view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a left side view thereof;

FIG. 7 is a perspective view thereof;

FIG. 8 is an enlarged view showing a portion of FIG. 3 defined by the lines 8 - 8 ;

FIG. 9 is an enlarged view showing a portion of FIG. 3 defined by the line 9 - 9 ;

FIG. 10 is an enlarged view showing a portion of FIG. 4 defined by the line 10 - 10 ;

FIG. 11 is an enlarged view showing a portion of FIG. 4 defined by the line 11 - 11 ;

FIG. 12 is an enlarged view showing a portion of FIG. 5 defined by the line 12 - 12 ;

FIG. 13 is an enlarged view showing a portion of FIG. 6 defined by the line 13 - 13 ;

FIG. 14 is an enlarged sectional view taken along the line 14 - 14 in FIG. 1 defined by the line 1401 - 1401 ;

FIG. 15 is an enlarged sectional view taken along the line 15 - 15 in FIG. 1 defined by the line 1501 - 1501 ;

FIG. 16 is an enlarged sectional view taken along the line 16 - 16 in FIG. 1 defined by the line 1601 - 1601 ;

FIG. 17 is a front view of a second embodiment of a piezoelectric element showing our new design;

FIG. 18 is a rear view thereof;

FIG. 19 is a top plan view thereof;

FIG. 20 is a bottom view thereof;

FIG. 21 is a right side view thereof;

FIG. 22 is a left side view thereof;

FIG. 23 is a perspective view thereof;

FIG. 24 is an enlarged view showing a portion of FIG. 19 defined by the lines 24 - 24 ;

FIG. 25 is an enlarged view showing a portion of FIG. 19 defined by the lines 25 - 25 ;

FIG. 26 is an enlarged view showing a portion of FIG. 20 defined by the line 26 - 26 ;

FIG. 27 is an enlarged view showing a portion of FIG. 20 defined by the line 27 - 27 ;

FIG. 28 is an enlarged view showing a portion of FIG. 21 defined by the line 28 - 28 ;

FIG. 29 is an enlarged view showing a portion of FIG. 22 defined by the line 29 - 29 ;

FIG. 30 is an enlarged sectional view taken along the line 30 - 30 in FIG. 17 defined by the line 3001 - 3001 ;

FIG. 31 is an enlarged sectional view taken along the line 31 - 31 in FIG. 17 defined by the line 3101 - 3101 ;

FIG. 32 is an enlarged sectional view taken along the line 32 - 32 in FIG. 17 defined by the line 3201 - 3201 ;

FIG. 33 is a front view of a third embodiment of a piezoelectric element showing our new design;

FIG. 34 is a rear view thereof;

FIG. 35 is a top plan view thereof;

FIG. 36 is a bottom view thereof;

FIG. 37 is a right side view thereof;

FIG. 38 is a left side view thereof;

FIG. 39 is a perspective view thereof;

FIG. 40 is an enlarged view showing a portion of FIG. 35 defined by the lines 40 - 40 ;

FIG. 41 is an enlarged view showing a portion of FIG. 35 defined by the lines 41 - 41 ;

FIG. 42 is an enlarged view showing a portion of FIG. 36 defined by the line 42 - 42 ;

FIG. 43 is an enlarged view showing a portion of FIG. 36 defined by the line 43 - 43 ;

FIG. 44 is an enlarged view showing a portion of FIG. 37 defined by the line 44 - 44 ;

FIG. 45 is an enlarged view showing a portion of FIG. 38 defined by the line 45 - 45 ;

FIG. 46 is an enlarged sectional view taken along the line 46 - 46 in FIG. 33 defined by the line 4601 - 4601 ;

FIG. 47 is an enlarged sectional view taken along the line 47 - 47 in FIG. 33 defined by the line 4701 - 4701 ; and,

FIG. 48 is an enlarged sectional view taken along the line 48 - 48 in FIG. 33 defined by the line 4801 - 4801 .

The broken lines shown represent the portions of the piezoelectric element that form no part of the claimed design. The dot-dash broken lines shown define the bounds of the claimed design and form no part thereof.