Laser level with lens switching mechanism
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United States of America Patent
Stats
-
Jul 20, 2004
Grant Date -
N/A
app pub date -
May 6, 2003
filing date -
May 6, 2003
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A laser level with lens switching mechanism includes a shell, a level vial fitted to top of the shell, a laser module disposed in the shell, a connecting base joined to the front end of the shell, and a lens switching knob joined to the base; the connecting base has a first hole right in front of a passage formed in the shell for allowing laser light of the laser module to travel through; the base has a second hole, and locating protrusions spaced apart around the second hole on a front side; the knob has different lenses fitted around a shaft thereof, and is rotary with the shaft being passed through the second hole of the base; the knob has cavities, which fit with the locating protrusions when either one of the lenses is aligned with the passage for laser light.
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