Driving device, imaging device including the same, and imaging apparatus
AssigneeSharp Kabushiki Kaisha
InventorsTsuneo Fujiwara, Kyoji Kasuga, Tomohiro Egawa
Life of this patent
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AssigneeSharp Kabushiki Kaisha
InventorsTsuneo Fujiwara, Kyoji Kasuga, Tomohiro Egawa
Estimating the term…
In order to achieve a low-profile driving device, the driving device includes: a bending displacement member (1A), partially fixed, which is excited by electrical control to be bent and displaced; a bending displacement member (1B), partially fixed, which is excited by electrical control to be bent and displaced; an elastic member (2) joined to the bending displacement members (1A, 1B); a friction member (3), joined to the elastic member (2), which is capable of partially making contact with a body tube (4); and a camera module housing (6) capable of housing the bending displacement members (1A, 1B), the elastic member (2), and the body tube (4). The bending displacement members (1A, 1B) are disposed along an inner wall of the camera module housing (6). The driving device further includes control means for exciting the bending displacement members (1A, 1B) to be bent and displaced to produce a bend or strain in the elastic member (2), and for thereby causing a part of the friction member (3) to make contact with the body tube (4) to drive the body tube (4) in directions different from bending displacement directions of the bending displacement members (1A, 1B). This makes it possible to achieve reductions both in size and height of the driving device.
A driving device including a driving mechanism for driving a driven body, the driving mechanism comprising:
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An imaging device comprising:
An imaging apparatus comprising an imaging device including:
Dependencies are inferred from the claim text.