US Patent: 650,266 - Feed for Explosion-Engines


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US Patent: 650,266

Feed for Explosion-Engines

Patentee:

William J. McDuff (exact or similar names) - Tolton, Belknap County, NH

USPTO Classifications:

123/495

Tool Categories:

propulsion and energy : internal combustion engines : fuel pumps

Assignees:

None

Manufacturer:

Not known to have been produced

Witnesses:

Unknown

Patent Dates:
Applied:	Oct. 05, 1899
Granted:	May 22, 1900

Patent Pictures:

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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.