US Patent: 843,253
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| Friction-lock
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Patentee:
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| Wendell A. Barker (exact or similar names) - Chicago, IL |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
May 21, 1906 |
| Granted: |
Feb. 05, 1907 |
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Jeff Joslin
Vintage Machinery entry for Thomas Elevator Co.
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Description: |
| This patent covers a mechanism to prevent a motor vehicle from swerving when one of the front wheels hits an obstacle or irregularity. The inventor worked for Thomas Elevator Co., which would manufacture an ingenious lathe chuck that he would develop. |
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