Tilt-adjusting structure for an axial slide type optical pickup

Details Tilt-adjusting structure for an axial slide type optical pickup Tilt-adjusting structure for an axial slide type optical pickup

1998-12-28

1999-09-21

Epps, Georgia

Optical: systems and elements

Lens

With support

359823, 369 4414, G02B 702, G11B 700

Patent

active

059561882

ABSTRACT:
The yoke is formed in a cylindrical shape and has a curved surface for adjusting the tilt of the optical pickup actuator. The cover is engaged with the yoke and is formed to accommodate the lens holder. The cover includes an adjustment screw engagement portion protruding in a radial direction on the outer periphery of the cover, the spring hanger portion protruding in a radial direction on the outer periphery of the cover, and a shaft protruding from the bottom of the cover. The base has an adjustment groove and a spring fixing protrusion. The adjustment groove accommodates an adjustment screw, the adjustment screw engagement portion is engaged with the cover through the adjustment screw accommodated in the adjustment groove, and the spring fixing protrusion is engaged with the spring hanger portion through the spring.

REFERENCES:
patent: 4101008 (1978-07-01), Frosh et al.
patent: 5488594 (1996-01-01), Kobayashi et al.

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