Biaxial actuator for optical pickup

Details Biaxial actuator for optical pickup Biaxial actuator for optical pickup

1994-03-11

1996-03-19

Ben, Loha

Optical: systems and elements

Lens

With support

359823, 369 4415, G02B 702

Patent

active

055007716

ABSTRACT:
A biaxial actuator for an optical pickup, including a lens holder for supporting an objective lens, a coil bobbin mounted on the lens holder, a focusing coil and a tracking coil both wound around the coil bobbin, and a supporting portion for supporting the lens holder through elastic members. The lens holder and the supporting portion to be fixedly mounted to a fixed member are integrally formed with the elastic members. The coil bobbin has terminal pins around which wire ends of the focusing coil and the tracking coil are wound, and the terminal pins are directly connected to the elastic members.

REFERENCES:
patent: 4669823 (1987-06-01), Iguma et al.
patent: 4991161 (1991-02-01), Ikegame et al.
patent: 5018836 (1991-05-01), Noda et al.
patent: 5056891 (1991-10-01), Masunaga
patent: 5208703 (1993-05-01), Ikegame et al.
Patent Abstracts of Japan, Pub. No. JP1072338, vol. 13, No. 291, Pioneer Electronic Corp, Patent Date: Mar. 17, 1989, Inventor--Ishii Sekio.
Patent Abstracts of Japan, Pub. No. JP3073426, vol. 15, No. 237, Olympus Optical Co. Ltd., Patent Date: Mar. 28, 1991, Inventor, Ikegame Tetsuo et al.
Patent Abstracts of Japan, Pub. No. JP3173941, vol. 15, No. 424, Mitsubishi Electric Corp., Patent Date: Jul. 29, 1991, Inventor--Matosaki Toshiya.

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