US Patent: 1,047,162
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| Machine Table Spindle Bearing
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Patentee:
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| Edward P. Bullard, Jr. (exact or similar names) - Bridgeport, Fairfield County, CT |
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Patent Dates:
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| Applied: |
Mar. 12, 1910 |
| Granted: |
Dec. 17, 1912 |
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Joel Havens
"Vintage Machinery" entry for Bullard Machine Tool Co.
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Description: |
| This patent was listed on a Bullard Maxi-Mill patent plate.
Abstract:
This invention refers to machine tools and relates particularly to an improved form of bearing and spindle as employed in vertical turret lathes and other forms of machines, and it is the object to improve upon the construction for oiling the said bearing whereby the same may be operated in a circulating body of oil, thereby insuring a proper distribution, and oiling of all operative parts.
Claim:
In a self lubricating table and spindle bearing for machine tools, the combination of a base frame having a central opening therethrough, a cap attached over the lower end of the opening, a centrally disposed pipe attached to the cap and projected through the said central opening, a spindle mounted 1n said opening and surrounding the pipe and having a cut away portion on both its inner and outer sides and holes therethrough to form communicating oil pockets between said spindle and pipe, and a sleeve attached to the table and extending down into the said pipe. |
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