Lens driving apparatus

Number of patents in Portfolio can not be more than 2000

United States of America

PATENT NO 10545310
APP PUB NO 20190086631A1
SERIAL NO

16194424

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A lens driving apparatus includes a holder, a cover, a carrier, a first magnet, a coil, a spring, two second magnets and a hall sensor. The holder includes an opening hole. The cover is made of metal material and coupled to the holder. The carrier is movably disposed in the cover, and for coupling to a lens. The first magnet is connected to an inner side of the cover. The coil is wound around an outer side of the carrier, and adjacent to the first magnet. The spring is coupled to the carrier. The second magnets are disposed on one end of the carrier which is toward the holder. The hall sensor is for detecting a magnetic field of any one of the second magnets, wherein the magnetic field is varied according to a relative displacement between the hall sensor and the second magnet which is detected.

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First Claim

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Patent Owner(s)

Patent OwnerAddress
LARGAN PRECISION CO LTDTAICHUNG

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Hsu, Wen-Hung Taichung, TW 32 60
Lu, Chun-Yi Taichung, TW 35 59
Tseng, Te-Sheng Taichung, TW 29 66

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