Manufacturers Index - George Cumming & Co.
George Cumming & Co.
San Francisco, CA, U.S.A.
Manufacturer Class:
Metal Working Machinery
This page contains information on patents issued to this manufacturer.
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244,437
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Jul. 19, 1881
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Riveting-machine
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George Cumming |
San Francisco, CA |
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301,967
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Jul. 15, 1884
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Hand Blower
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George Cumming |
San Francisco, San Francisco County, CA |
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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382,142
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May. 01, 1888
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Pipe-riveting machine
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George Cumming |
San Francisco, CA |
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386,771
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Jul. 24, 1888
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Portable forge
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George Cumming |
San Francisco, CA |
The "Cumming Forge" was manufactured by its inventor in San Francisco, and by the inventor's son, David Cumming, in Chicago. The latter's production was taken over by Furness Brothers Co. of Chicago. |
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