US Patent: 839,915
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| Belt-shifting apparatus
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Patentee:
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| Nils H. Anderson (exact or similar names) - Bridgeport, CT |
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Patent Dates:
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| Applied: |
Jun. 04, 1906 |
| Granted: |
Jan. 01, 1907 |
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Jeff Joslin
Vintage Machinery entry for Builders Iron Foundry
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Description: |
| This shifter can be used to either shift between tight and loose pulleys. It can handle the tight pulley being on either the left or the right, and it requires a minimum of machining, most surfaces being as-cast. |
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