| 摘要 |
PROBLEM TO BE SOLVED: To provide a crystal device capable of reducing variations in an oscillation frequency of a crystal element.SOLUTION: A crystal device comprises: a rectangular substrate 110a; a pair of electrode pads 111 provided on the substrate 110a so as to adjoin along one side of the substrate 110a; a crystal element 120 including a crystal blank 121, an excitation electrode 122 provided on an upper and a lower surface of the crystal blank 121, a pair of extraction electrodes 123 provided on the lower surface of the crystal blank 121 at intervals with the excitation electrode 122, a first salient 124 provided along the excitation electrode 122 side, and a second salient 125 provided so as to become parallel to the first salient 124 at intervals with the extraction electrode 123, and mounted on the electrode pad 111 via a conductive adhesive 140; and a lid 130 for hermetically sealing the crystal element 120.SELECTED DRAWING: Figure 2 |
