Geometrical instruments – Indicator of direction of force traversing natural media – Combined
Patent
1992-03-30
1993-05-11
Cuchlinski, Jr., William A.
Geometrical instruments
Indicator of direction of force traversing natural media
Combined
33404, 33518, 33379, 33382, G01C 900
Patent
active
052089908
ABSTRACT:
A masonry level is arranged and configured as an elongate plate, including a planar top surface spaced from and parallel to a planar bottom surface, wherein a U-shaped handle is mounted medially of the top surface extending orthogonally and upwardly thereof having a first spirit level positioned within the handle to the top surface, with second and third spirit levels orthogonally oriented relative to the first spirit level and parallel relative to one another arranged to provide for a planar top surface in the leveling of masonry block and brick. A modification of the invention includes impact structure arranged to enhance ease of manipulation of underlying masonry workpieces.
REFERENCES:
patent: 1089571 (1914-03-01), McNutt
patent: 1200410 (1916-10-01), Chemrinsky
patent: 2307892 (1943-01-01), Lowther
patent: 2998655 (1961-09-01), White
patent: 4574491 (1986-03-01), Vining
patent: 5046387 (1991-09-01), Levake
Miehle, "Shopmade Level Aligns Radial Holes", Popular Science, Nov. 1945, p. 177.
Cuchlinski Jr. William A.
Gilden Leon
Wirthlin Alvin
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