Frequency Converter

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

FIG. 1 is a front, right side and top perspective view of a frequency converter comprising a new, original and ornamental design having an element shown in color red;

FIG. 2 is a front view thereof;

FIG. 3 is a back view thereof;

FIG. 4 is a top view thereof;

FIG. 5 is a bottom view thereof;

FIG. 6 is a left view thereof;

FIG. 7 is a right view thereof;

FIG. 8 is a front, right side and top perspective view of the frequency converter of FIG. 1 in accordance with an embodiment having an element shown in color red;

FIG. 9 is a front view thereof;

FIG. 10 is a back view thereof;

FIG. 11 is a top view thereof;

FIG. 12 is a bottom view thereof;

FIG. 13 is a left view thereof;

FIG. 14 is a right view thereof;

FIG. 15 is a front, right side and top perspective view of the frequency converter of FIG. 1 in accordance with an embodiment having an element shown in color red;

FIG. 16 is a front view thereof;

FIG. 17 is a back view thereof;

FIG. 18 is a top view thereof;

FIG. 19 is a bottom view thereof;

FIG. 20 is a left view thereof;

FIG. 21 is a right view thereof;

FIG. 22 is a front, right side and top perspective view of the frequency converter of FIG. 1 in accordance with an embodiment having an element shown in color red;

FIG. 23 is a front view thereof;

FIG. 24 is a back view thereof;

FIG. 25 is a top view thereof;

FIG. 26 is a bottom view thereof;

FIG. 27 is a left view thereof; and,

FIG. 28 is a right view thereof.