VIBRATION GENERATING DEVICE AND ELECTRONIC DEVICE

• Main Authors: IINO AKIHIRO, KASUGA MASAO
• Format: Patent
• Language: English; Japanese
• Published: 30.08.2018
• Subjects: CONVERSION OR DISTRIBUTION OF ELECTRIC POWER; DYNAMO-ELECTRIC MACHINES; ELECTRICITY; FOR PERFORMING MECHANICAL WORK IN GENERAL; GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL; GENERATION; METHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICALVIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY; PERFORMING OPERATIONS; TRANSPORTING

PROBLEM TO BE SOLVED: To provide a vibration generating device and an electronic device capable of achieving thinness.SOLUTION: A vibration generating device 2 includes: a rotor 3 provided rotatably about a rotation axis line C and provided with a weight 34 having a center of gravity decentered with respect to the rotation axis line C; a shaft 41 inserted through the rotor 3 and rotatably supporting the rotor 3; and a regulating portion 5 that is disposed on a side inner than the weight 34 in a radial direction R and is attached to a first end portion 41a of the shaft 41 to regulate an axial movement of the rotor 3.SELECTED DRAWING: Figure 2 【課題】薄型化を図ることができる振動発生装置及び電子機器を提供する。【解決手段】振動発生装置２は、回転軸線Ｃ回りに回転可能に設けられ、回転軸線Ｃに対して偏心した重心を有する重錘３４を備えたロータ３と、ロータ３に挿通され、ロータ３を回転可能に支持するシャフト４１と、重錘３４よりも径方向Ｒの内側に配置され、シャフト４１の第１端部４１ａに取り付けられ、ロータ３の軸方向の移動を規制する規制部５と、を備える。【選択図】図２