US Patent: 1,140,167
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Ratchet Wrench
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Patentees:
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Henry M. Kolb (exact or similar names) - Philadelphia, PA |
Reginald F. Sedgley (exact or similar names) - Philadelphia, PA |
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Patent Dates:
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Applied: |
Apr. 24, 1914 |
Granted: |
May 18, 1915 |
Patent Pictures:
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Henry M. Kolb and Reginald F. Sedgley patent May 18, 1915 |
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Stan Schulz HENRY M. KOLB K&S RATCHET (FLICKR)
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Description: |
The patented features are the pawl which functions with a spring-loaded ball rather than a spring, and the socket holder.
Earliest ads show H.M. Kolb as maker; advertised as the K & S RATCHET WRENCH; subsequently modified by patent no. 1,224,223, and incorporated into the HEXALL ratchet and socket set which also uses patent no. 1,289,558. |
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