LENS DRIVE ACTUATOR AND PORTABLE TERMINAL

To provide a lens drive actuator which moves a plurality of lens barrel units by a single drive source.SOLUTION: A lens drive actuator includes: lens barrels at which lenses for transmitting light to the inside are provided; a plurality of lens barrel units capable of moving the lens barrels in a li...

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Bibliographische Detailangaben
Hauptverfasser:	ITO HISAAKI, SAITO YUKI, ARAI TADASHI, KAWAKUBO NAOKI
Format:	Patent
Sprache:	eng ; jpn
Schlagworte:	ACCESSORIES THEREFOR APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USINGWAVES OTHER THAN OPTICAL WAVES APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FORPROJECTING OR VIEWING THEM CINEMATOGRAPHY ELECTRIC COMMUNICATION TECHNIQUE ELECTRICITY ELECTROGRAPHY HOLOGRAPHY OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS OPTICS PHOTOGRAPHY PHYSICS PICTORIAL COMMUNICATION, e.g. TELEVISION
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Beschreibung
Zusammenfassung:	To provide a lens drive actuator which moves a plurality of lens barrel units by a single drive source.SOLUTION: A lens drive actuator includes: lens barrels at which lenses for transmitting light to the inside are provided; a plurality of lens barrel units capable of moving the lens barrels in a light axial direction by drive pins provided on outer peripheral surfaces of the lens barrels and drive cam members which are provided in a manner to cover the outer peripheral surfaces of the lens barrels and which include cam grooves engaging with the drive pins; and a single drive source for supplying drive force to a gear provided at each of the drive cam members at the plurality of lens barrel units.SELECTED DRAWING: Figure 9 【課題】複数の鏡筒ユニットを単一の駆動源で移動させる。【解決手段】内部に光を透過するレンズが設けられた鏡筒と、前記鏡筒の外周面に設けられた駆動ピンと、前記鏡筒の外周を覆うように設けられ、前記駆動ピンと係合するカム溝を有する駆動カム部材とによって、前記鏡筒を光軸方向に移動可能な鏡筒ユニットを複数備え、複数の前記鏡筒ユニットにおける前記駆動カム部材のそれぞれに設けられたギアに駆動力を供給する単一の駆動源を有することを特徴とする。【選択図】図９