Laser level with improved leveling adjustability

Details Laser level with improved leveling adjustability Laser level with improved leveling adjustability

2008-05-20

2008-05-20

Bennett, G. Bradley (Department: 2859)

Geometrical instruments

Straight-line light ray type

Level

Reexamination Certificate

active

11353892

ABSTRACT:
A laser level includes a level-adjusting device and a laser transmitter device mounted on the level-adjusting device. The level-adjusting device includes a horizontal flat board movable by a plurality of motor modules to a desired condition, a cross rotatable circle including an outer circle rotatable about a first rotation axis and a concentric inner circle rotatable about a second rotation axis perpendicular to the first rotation axis, and a connecting post connecting the horizontal flat board to the cross rotatable circle and supporting the laser transmitter thereon.

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patent: 2005/0184205 (2005-08-01), Fang

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