Cylindrical molded article, lens barrel, camera, and...

Details Cylindrical molded article, lens barrel, camera, and... Cylindrical molded article, lens barrel, camera, and...

2008-03-31

2009-06-30

Mack, Ricky L (Department: 2873)

Optical: systems and elements

Lens

With support

C359S700000

Reexamination Certificate

active

07554756

ABSTRACT:
A drive frame34as a cylindrical molded article has a drive frame main body34a, three first cam grooves34c, three second cam grooves34d, three high-density regions H, and three cam pins43. The cam pins43are disposed in the circumferential direction between first center lines X1which are positioned in the center in the circumferential direction between adjacent high-density regions H, and the high-density regions H.

REFERENCES:
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patent: 2002-370268 (2002-12-01), None
patent: 2004-004269 (2004-01-01), None
patent: 3523249 (2004-02-01), None
patent: 2004-148525 (2004-05-01), None
patent: 2006-322985 (2006-11-01), None

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