US Patent: 4,413,417
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Adjustable Angle Plate
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Patentee:
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Joseph R. Esposito (exact or similar names) - Syracuse, Onondaga County, NY |
Manufacturer: |
Not known to have been produced |
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Patent Dates:
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Applied: |
Mar. 29, 1982 |
Granted: |
Nov. 08, 1983 |
USPTO (New site tip) Google Patents
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Joel Havens
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Description: |
Abstract:
An adjustable toolmaker's square that includes a one piece body having a pair of legs containing flat accurately machined reference surfaces that meet at an angle that is slightly less than 90 degrees to form a corner. One of the legs forms the base of the device and has a laterally extended groove formed therein in which a slide is movably received. The slide has a bearing surface that can be raised and lowered in regard to the base reference surface whereby the square is pivoted about the corner when it is resting upon a surface plate or the like whereby the other reference surface can be accurately positioned against a workpiece or the like. |
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