US Patent: 2,332,421
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Method And Machine For Relieving Cutters
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Patentee:
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Ernest Wildhaber (exact or similar names) - Brighton, Monroe County, NY |
Manufacturer: |
Not known to have been produced |
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Patent Dates:
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Applied: |
Apr. 17, 1941 |
Granted: |
Oct. 19, 1943 |
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Joel Havens "Vintage Machinery" entry for Gleason Works
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Description: |
Claim:
In a machine for relieving face-mill cutter blades whose side surfaces have different inclinations to the cutter axis at different points along their heights, rotary work support, a rotary tool spindle having its axis inclined to the axis of the work support, a rotary tool mounted on, the tool spindle and having an axial profile, which is of different inclination to the tool axis at different points in the height of the profile, means for rotating the work support, means for rotating the tool spindle, and means for effecting a relative reciprocatory movement between the tool spindle and work support axially of the tool spindle and in time with the rotation of the work, support once for each blade to be relieved during each revolution of the, work support, the forward portion of each reciprocatory movement serving in conjunction with the rotation of the work support to effect relieving of a blade surface and the return portion of each reciprocatory movement serving to reposition the tool and work support relative to one another ready for the relieving of the next blade. |
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