US Patent: 2,612,070
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Displaceable Bearing for Lathe Feed Shafts
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Patentee:
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William G. Hoelscher (exact or similar names) - Cincinnati, Hamilton County, OH |
Manufacturer: |
Not known to have been produced |
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Patent Dates:
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Applied: |
Sep. 08, 1948 |
Granted: |
Sep. 30, 1952 |
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Joel Havens "Vintage Machinery" entry for American Tool Works Co.
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Description: |
Claim:
In a machine tool having a bed, a carriage translatable relative to the bed and feed shafts extending along the bed, an apparatus for providing an intermediate bearing support for said feed shafts comprising, bearing, block, a rail in said bed, said rail extending longitudinally in parallelism with the feed shafts and engaging said bearing block to provide a longitudinally slidable and transversely rigid bearing connection between the bed and bearing block, said block having respective bearings for supporting said feed shafts, said block being adapted to be shifted by the leading end of the carriage as the carriage is translated toward said block, means for coupling the bearing block to the carriage when the carriage contacts the block whereby the block trails the carriage when the carriage is translated in the opposite direction, and trip means on said bed operable to trip said coupling means to release the block when said trip means encounters said coupling means as the carriage is translated in said opposite direction. |
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