US Patent: 3,965,765
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| Pulley
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Patentees:
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| Bernard D. Vaillette (exact or similar names) - Leominster, Worcester County, MA |
| William E. Zastawny (exact or similar names) - Grafton, Worcester County, MA |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Mar. 17, 1975 |
| Granted: |
Jun. 29, 1976 |
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Joel Havens
"Vintage Machinery" entry for Heald Machine Co.
"Vintage Machinery" entry for Cincinnati Milacron, Inc.
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Description: |
| Abstract;
A pulley whose outer surface is in the form of three tapered portions selected for use with a flat belt. |
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