US Patent: 1,252,634
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| Gage
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Patentee:
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| Glen J. Walker (exact or similar names) - Detroit, Wayne County, MI |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Apr. 18, 1917 |
| Granted: |
Jan. 08, 1918 |
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Patent Pictures:
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Joel Havens
"Vintage Machinery" entry for Continental Motors Corp.
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Description: |
| Abstract:
During the manufacture of engine cylinders particularly in large quantities, as in modern gas engines and automobile plants and like bodies, it is necessary in order to maintain uniformity and accessory of product, to test the bores thereof from time to time. This invention relates to a gage for testing the bores of cylinders or the like and to an arrangement thereof whereby the tool is readily manipulated and whereby any variations in diameter from end to end of the cylinder or like irregularities are quickly and easily noted.
Claim:
An instrument for testing cylindrical bores comprising a cylinder shell provided with a detachable and interchangeable guide plate of fixed external curvature, guide shoes yieldingly projected from the shell opposite to the attached guide plate and a gage mounted in the shell and "provided with a testing finger extending through an opening thereof opposite to the bearing plate. |
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