| 摘要 |
A unit damper apparatus 18 is used as a damper apparatus 18 which absorbs an impact and a vibration conveyed from a contact 14 to a seesaw member 12 , and a structure of this unit damper apparatus 18 is the structure which absorbs circular movement of the seesaw member 12 or performs the circular movement in accordance with that of the seesaw member 12 , where a damper effect does not fluctuate according to an angle of inclination of the seesaw member 12.
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