Vibration generation device
AssigneeSamsung Electro-Mechanics Co., Ltd.
InventorsYong Tae Kim, Jung Taek Hong, Jr., Kyung Su Park, Dong Su Moon
Life of this patent
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Abstract
There is provided a vibration generation device, including: a housing including an internal space; a shaft passing through the internal space in an axial direction and mounted in the housing; a bearing member vibrated in the axial direction while contacting the shaft; a yoke mounted on the bearing member; a coil mounted on an outer surface of the yoke; a magnet interacting with electromagnetic force exerted on the yoke by the coil and included in the internal space; and at least one elastic member connected between an end of the yoke in the axial direction and a surface of the housing in the axial direction.
Claims12
A vibration generation device, comprising:
- a housing including an internal space;
- a shaft passing through the internal space in an axial direction and mounted in the housing;
- a bearing member vibrated in the axial direction while contacting the shaft;
- a yoke mounted on the bearing member;
- a coil mounted on an outer surface of the yoke;
- a magnet interacting with electromagnetic force exerted on the yoke by the coil and included in the internal space;
- and
- at least one elastic member connected between an end of the yoke in the axial direction and a surface of the housing in the axial direction.
A vibration generation device, comprising:
- a housing including an internal space;
- a shaft passing through the internal space in an axial direction and mounted in the housing;
- a bearing member vibrated in the axial direction while contacting the shaft;
- a yoke mounted on the bearing member;
- a coil mounted on an outer surface of the yoke;
- magnets interacting with electromagnetic force exerted on the yoke by the coil and included in the internal space;
- and
- at least one elastic member connected between an end of the yoke in the axial direction and a surface of the housing in the axial direction,
- wherein the magnets respectively mounted on both sides of the internal space of the housing in the axial direction are magnetized in a reversed manner in the axial direction.
Dependencies are inferred from the claim text.