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US 2003/0194336 A1Published application
Pump
OwnerScott Wuinventor
Life of this patent
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Abstract
A pump includes a cylinder, a piston, a connecting rod, a plug, a nozzle and a fastener. The cylinder includes a first open end and a second open end. The piston is movable in the cylinder. The connecting rod includes a first end connected with the piston in the cylinder and a second end located outside the cylinder. The plug is fit in the first open end of the cylinder. The nozzle is mounted on the first open end of the cylinder. The fastener is used to fasten the nozzle and the plug to the cylinder.
Claims11
A pump including:
- a cylinder including a first open end and a second open end;
- a piston movable in the cylinder;
- a connecting rod including a first end connected with the piston in the cylinder and a second end located outside the cylinder;
- a plug fit in the first open end of the cylinder, the plug defining at least one longitudinal hole;
- a nozzle mounted on the first open end of the cylinder;
- and
- a fastener for fastening the nozzle and the plug to the cylinder.
4 more elements
Dependencies are inferred from the claim text.