Geometrical instruments – Indicator of direction of force traversing natural media – Level or plumb – terrestrial gravitation responsive
Patent
1992-10-30
1993-10-26
Will, Thomas B.
Geometrical instruments
Indicator of direction of force traversing natural media
Level or plumb, terrestrial gravitation responsive
33379, 33390, G01C 928
Patent
active
052554430
ABSTRACT:
A post level having two spaced holders fixed to two plate-like body members with a notch between the holders. A floor member is integrally attached to the body members. Each holder provides a channel that receives the end of a level vial. One of the holders has a stop to engage an end of the vial. The other holder has a detent fixed thereto that urges and resiliently engages a second end of the vial to hold the vial in position in the holder.
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Great Neck Saw Manufacturing, Inc.
Will Thomas B.
LandOfFree
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