US Patent: 1,878,603
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| Lapping Machine
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Patentee:
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| Albert E. Robinson (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: |
Apr. 13, 1931 |
| Granted: |
Sep. 20, 1932 |
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Joel Havens
"Vintage Machinery" entry for American Tool Works Co.
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Description: |
| Claim:
In a gear lapping machine, the combination of a housing, an arbor thereon, means for rotating said arbor in reverse directions, an additional housing, an arbor thereon, means on the proximate ends of said arbors for securing meshing gears to be lapped, a brake hub on said second-named arbor, brake shoes about said brake hub, shoes, pivot connections between portions of said spring respective sides of said pivot connections, and means for adjusting the pressures of said spring pressed d arranged for causing lapping contacts of both sides of the teeth of said meshing gears and for adjusting the pressures of said lapping contacts. |
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