OPTICAL LENS BARREL AND OPTICAL LENS MODULE HAVING THE SAME
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United States of America Patent
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Issued Date -
Oct 8, 2015
app pub date -
Aug 8, 2014
filing date -
Apr 3, 2014
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
An optical lens module includes a barrel holder, an optical lens barrel, a first thread, a second thread and a plurality of engaging protrusions. The first thread is formed on one of the barrel holder and the optical lens barrel. The second thread is formed on the other one of the barrel holder and the optical lens barrel. The engaging protrusions extend from the root of the first thread for contact with the crest of the second thread. Each of the engaging protrusions has an end surface disposed between the crest and the root of the first thread. A clearance is formed between the crest of the first thread and the root of the second thread and between the root of the first thread and the crest of the second thread.
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