US Patent: 650,266
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Feed for Explosion-Engines
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Patentee:
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William J. McDuff (exact or similar names) - Tolton, Belknap County, NH |
Manufacturer: |
Not known to have been produced |
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Patent Dates:
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Applied: |
Oct. 05, 1899 |
Granted: |
May 22, 1900 |
USPTO (New site tip) Google Patents
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Joel Havens
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Description: |
Claim:
A pump comprising a cylinder having inlet and discharge ports, a plunger fitted to slide in said cylinder and projecting therefrom at one end, said projecting portion of the plunger having a return member extending longitudinally of the cylinder on the outside thereof, a reciprocating actuating member to which the return member of said plunger is secured, said actuating member being provided with an adjusting-screw forming an abutment and extending lengthwise with respect to the cylinder, and a second plunger likewise fitted to slide in the cylinder and adapted to engage said adjustable abutment-screw, the length of said second plunger being smaller than the distance between the inner end of the first plunger and the screw of the actuating member. |
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