US Patent: 1,409,844
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| Valve Grinding Tool
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Patentee:
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| Henry Gartelman (exact or similar names) - Yonkers, NY |
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Patent Dates:
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| Applied: |
Mar. 25, 1921 |
| Granted: |
Mar. 14, 1922 |
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Patent Pictures:
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Henry Gartelman patent March 14, 1922 |
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Stan Schulz
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Description: |
| The lever has a slot which slides over the twisted section, imparting up to a 180 degree rotation; raising and lowering the lever generates oscillating rotation. The "bits" are interchangeable.
Known example marked "GARTLEMAN VALVE GRINDER / PAT APPLD FOR /... // Mf'd by E.W. CARPENTER CO. /BRIDGEPORT, CONN. |
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