Top viewable vial level

Details Top viewable vial level Top viewable vial level

1979-07-23

1980-06-24

Phillips, Charles E.

Geometrical instruments

Indicator of direction of force traversing natural media

With viewing aid

33379, G01C 932

Patent

active

042088038

ABSTRACT:
Improved mounting means is provided for mounting a top viewable liquid vial in a level having an I-beam type frame provided with a through opening in the web communicating with a notch in the adjacent horizontal working surface, the mounting means including a transparent shroud for the vial having a bight portion extending around the vial below the notch forming a magnifying lens and side walls forming side windows protecting the vial. The shroud is clamped between a pair of identical mounting caps which also are clamped to the web around the periphery of the through opening thereby enclosing the shroud and vial assembly and positioning it in the through opening to permit viewing of the vial from the top and sides.

REFERENCES:
patent: 3835549 (1974-09-01), De Jong et al.
patent: 4011660 (1977-03-01), Johnson

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