US Patent: 2,373,578
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| Dividing Head
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Patentee:
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| Walter W. Lewis (exact or similar names) - Birmingham, Warwick County, England |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Feb. 08, 1944 |
| Granted: |
Apr. 10, 1945 |
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Joel Havens
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Description: |
| Prior application in Great Britain, 16 Feb., 1943.
Claim:
A dividing head comprising a frame member, an index plate or work carrier rotatably mounted on, the frame, a stop member detachably positioned on the index plate at any one of a number of predetermined angular intervals, an adjustable stop member mounted on the said frame and adapted to measure by a linear adjustment from a predetermined position of the stop member on the index plate set in a predetermined position, which adjustment is based on a trigonometric ratio of the required angular adjustment and which adjustable stop member forms a stop against which the stop member on the index plate moves to limit the movement of the index plate through the required angle. |
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