US Patent: 2,304,271
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| Wrench For Spark Plugs and the Like
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Patentees:
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| Henry H. Merriman (exact or similar names) - Jackson, MI |
| Clifford D. Burbank (exact or similar names) - Jackson, MI |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Sep. 09, 1940 |
| Granted: |
Dec. 08, 1942 |
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Patent Pictures:
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Henry D. Merriman and Clifford D. Burbank patent December 8, 1942 |
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Stan Schulz
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Description: |
| Several alternative wire or flat steel spring clips with the long axis parallel to the length of the socket are shown and described. They are held by grooves or recesses in the interior surface of the socket. They function to hold the spark plug firmly to enable working with hot spark plugs, and to protect the porcelain from damage.
Pat. nos. 2,294,193 and 2,320,044 are parallel efforts. |
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