Vibrator and portable information terminal having the vibrator

摘要

It is possible to provide a vibrator configured so as to prevent the leakage of an adhesive out from between a frame and a diaphragm member and a portable information terminal having the vibrator. The vibrator includes: frame 11; diaphragm member 12 vibratably bonded to frame 11; and adhesive 21 used to bond the frame to the diaphragm member. To store adhesive 21, the vibrator further includes gap 22 which is formed between surfaces of frame 11 and diaphragm member 12 facing each other at bonded part 20 where frame 11 is bonded to diaphragm member 12 with adhesive 21, and the gap being used.

主权项

1. A vibrator comprising:
a frame having a supporting portion and a top end portion that is formed on an outer peripheral side of the supporting portion, a side wall of the frame arranged between the top end portion and the supporting portion; a diaphragm member vibratably bonded to the frame, the diaphragm member having a bottom surface portion bonded to the supporting portion of the frame to form a bonded part, a rising portion that is arranged to protrude vertically upwards, and a top surface portion that extends horizontally towards the side wall of the frame; an adhesive used to bond the frame to the diaphragm member; and, a gap formed between the frame and the diaphragm member facing each other, the gap being a space formed by the rising portion and the top surface portion of the diaphragm member, and the supporting portion and the side wall of the frame, the gap being used to store the adhesive and being in communication with the bonded part.