Crystal resonator for QCM measurement of toxic materials
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FIG. 1 is a top plan view of a crystal resonator of a new design;
FIG. 2 is a bottom plan view of the crystal resonator shown in FIG. 1;
FIG. 3 is a left side view of the crystal resonator shown in FIG. 1;
FIG. 4 is a right side view of the crystal resonator shown in FIG. 1;
FIG. 5 is a front elevational view of the crystal resonator shown in FIG. 1;
FIG. 6 is a cross-sectional view taken along line 6—6 of FIG. 1.
FIG. 7 is a cross-sectional view taken along line 7—7 of FIG. 1.
FIG. 8 is a perspective view of the crystal resonator shown in FIG. 1,
FIG. 9 is a perspective view showing the assembling components of the crystal resonator; and,
FIG. 10 is a perspective view showing the assembling components of the crystal resonator.
Claims
The ornamental design for a crystal resonator for QCM measurement of toxic materials, as shown and described.
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Type: Grant
Filed: Aug 30, 2005
Date of Patent: Apr 17, 2007
Assignee: Nihon Dempa Kogyo Co., Ltd. (Tokyo)
Inventor: Shunichi Wakamatsu (Hokkaido)
Primary Examiner: Antoine D. Davis
Attorney: Edwards Angell Palmer & Dodge LLP
Application Number: 29/237,346