Lens holder and lens protector for use in optical pick-up...

Details Lens holder and lens protector for use in optical pick-up... Lens holder and lens protector for use in optical pick-up...

2004-09-20

2009-10-13

Klimowicz, William J (Department: 2627)

Dynamic information storage or retrieval

With servo positioning of transducer assembly over track...

Optical servo system

C720S671000, C359S819000, C264S001100, C425S808000

Reexamination Certificate

active

07602678

ABSTRACT:
The present invention provides a lens holder and a lens protector having little burrs and no gate marks formed an a surface thereof confronting an optical disc and a method of manufacturing the lens holder and the lens protector. The lens holder is formed in integration with a boss by injection-molding and has a hole capable of holding an objective lens on a surface of the lens holder confronting an optical disc. The boss having a gate and a contact portion which contacts a ejector pin is formed on a peripheral side surface of the lens holder when the injection molding is performed and cut off from the lens holder after the injection molding finishes.

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English-machine translation of JP 11-221842 A to Ishimura et al., published on Aug. 17, 1999.

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