US Patent: 2,328,346
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| Dividing Head
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Patentee:
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| Henry Krochmal (exact or similar names) - Elizabeth, Union County, NJ |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Jan. 30, 1942 |
| Granted: |
Aug. 31, 1943 |
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Joel Havens
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Description: |
| Claim:
In a dividing head, an arm, a plate integral with one end of the arm and arranged angularly to said arm and positioned horizontally on bed rails of a lathe locating said arm laterally of the bed rails and extending upwardly and outwardly from the rails, means releasably securing the plate on the rails and for adjustment endwise thereof, spaced aligned bearings on said arm, an operating shaft rotatably supported by said bearings and arranged thereby parallel to said arm, a dividing plate having a toothed periphery keyed on said shaft, a sleeve type nut removably mounted on the shaft and employed as a finger piece for rotating the shaft and bearing against the dividing plate indicators overlying the dividing plate in superimposed relation to each other and journaled on the sleeve type nut, a coil spring mounted on the sleeve type nut with one end bearing against said nut and the other end bearing against one of the indicators to force the other indicator to bear against one face of the dividing plate and providing a yieldable drive between the indicators and the nut,means releasably connecting the indicators, spaced pins secured to the arm latch means slidable in said pins, spring means on one of said-pins and urging the latch means to engage the toothed periphery of the dividing plate, and drive means connecting said shaft to a spindle of the lathe. |
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