US Patent: 301,967
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| Hand Blower
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Patentee:
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| George Cumming (exact or similar names) - San Francisco, San Francisco County, CA |
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Patent Dates:
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| Applied: |
Nov. 02, 1883 |
| Granted: |
Jul. 15, 1884 |
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Joel Havens
"Vintage Machinery" entry for George Cumming & Co.
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Description: |
| Abstract:
My invention relates to certain improvements in hand-blowers; and it consists in" the xo application of toothed gearing from the crankshaft or point of application of the power employed through a train of toothed gear-wheels to the shaft which carries the fan; of the collection and casing in of all of the working parts of the apparatus, so that they are not exposed or widely separated; in a pin and means for keeping the casing holding the gears in its proper place, and of steel buttons in the ends or extremities of the bearings of the gear- spindles, in order to keep the gears in their proper longitudinal positions and take up end- play.
Claim:
The fan-case having a ,journal-box centrally located at one end to receive the fan-shaft, and an opening at the opposite end sufficient to receive the fan, in combination with a shell, Y, having a plate to fit said opening, and journal-boxes for one end of the gear-shafts, and a plate, Z, fitting the opposite end of the shell, and having journal-boxes for the opposite ends of the gear and fan shaft.
Claim:
The fan-case having a ,journal-box centrally located at one end to receive the fan-shaft, and an opening at the opposite end sufficient to receive the fan, in combination with a shell, Y, having a plate to fit said opening, and journal-boxes for one end of the gear-shafts, and a plate, Z, fitting the opposite end of the shell, and having journal-boxes for the opposite ends of the gear and fan shaft. |
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