Laser level

Geometrical instruments – Straight-line light ray type – Alignment device

Reexamination Certificate

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Details

C033S291000

Reexamination Certificate

active

11598479

ABSTRACT:
A laser level includes a housing, a pendulum pivotably mounted to the housing and a laser diode assembly disposed on the pendulum. A gimbal assembly is employed for pivotably mounting the pendulum to the housing. The gimbal assembly includes a frame connected to the housing, a first pair of bearings disposed on the frame, an axle extending through the first pair of bearings, a body disposed on the axle and pivotably supporting the pendulum, and a second pair of bearings disposed between the body and the pendulum. The first pair of bearings is disposed on one side of the second pair of bearings.

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Spectra Precision, Interior Laser Level Family, Oct. 1997, Spectra Percision Inc., Dayton, Ohio, USA.
Spectra Precision, Minute Marker General Construction/Interior Laser System Model 1462, Oct. 1997, Spectra Precision Inc. Dayton, Ohio, USA.

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